ABSTRACT
Cadmium (Cd) is one of non-essential heavy metals which is released into environment naturally or anthropogenically. It is highly persistent toxic metals that are exceptionally distressing industrial and agriculture activities by contaminating soil, water and food. Its long-duration endurance in soil and water results in accumulation and uptake into plants, leading to the food chain. This becomes a serious global problem threatening humans and animals as food chain components. Living organisms, especially humans, are exposed to Cd through plants as one of the main vegetative food sources. This review paper is concentrated on the symptoms of the plants affected by Cd toxicity. The absorption of Cd triggers several seen and unseen symptoms by polluted plants such as stunted growth, chlorosis, necrosis and wilting. Apart from that, factors that affect the uptake and translocation of Cd in plants are elaborated to understand the mechanism that contributes to its accumulation. By insight of Cd accumulation, this review also discussed the phytoremediation techniques-phytoextraction, phytostimulation, phytostabilization, phytovolatization and rhizofiltration in bioremediating the Cd.
O cádmio (Cd) é um dos metais pesados âânão essenciais que é liberado no meio ambiente de forma natural ou antropogênica. São metais tóxicos altamente persistentes que prejudicam excepcionalmente as atividades industriais e agrícolas, contaminando o solo, a água e os alimentos. Sua resistência de longa duração no solo e na água resulta em acúmulo e absorção pelas plantas, levando à cadeia alimentar. Isso se torna um sério problema global que ameaça humanos e animais como componentes da cadeia alimentar. Os organismos vivos, principalmente os humanos, são expostos ao Cd através das plantas como uma das principais fontes de alimento vegetativo. Este artigo de revisão concentra-se nos sintomas das plantas afetadas pela toxicidade do Cd. A absorção de Cd desencadeia vários sintomas visíveis e invisíveis por plantas poluídas, como crescimento atrofiado, clorose, necrose e murcha. Além disso, são elaborados fatores que afetam a absorção e translocação de Cd nas plantas para entender o mecanismo que contribui para o seu acúmulo. A partir do conhecimento do acúmulo de Cd, esta revisão também discutiu as técnicas de fitorremediação - fitoextração, fitoestimulação, fitoestabilização, fitovolatização e rizofiltração na biorremediação do Cd.
Subject(s)
Plants/toxicity , Cadmium , Metals, Heavy , Food/toxicityABSTRACT
Introducción. En la Argentina, según los datos de la última Encuesta Nacional de Nutrición y Salud, 4 de cada 10 niños, niñas y adolescentes (NNyA) entre 5 y 17 años presentan exceso de peso. Objetivo. Identificar las estrategias de marketing en las páginas de Facebook® e Instagram® de las marcas de los alimentos consumidos por niñas, niños y adolescentes (NNyA), y categorizarlos según las Guías Alimentarias para la Población Argentina (GAPA). Métodos. El análisis se realizó en las publicaciones de agosto y septiembre de 2019, se identificaron aquellas dirigidas a NNyA y se categorizaron los alimentos promocionados según las GAPA. Resultados. De las 200 marcas identificadas, 111 tenían página de Facebook® y 95 de Instagram®. Las marcas que tenían página de Facebook® presentaron 65 publicaciones y las que tenían Instagram®, 64 publicaciones. Las estrategias más utilizadas fueron la imagen del producto y la interacción con los consumidores. La mitad de las páginas estaban dirigidas a NNyA. De los alimentos promocionados, 6 de cada 10 correspondieron al grupo de opcionales según las GAPA. Conclusiones. Se evidencia la importancia de monitorear la implicancia de las redes sociales en las conductas alimentarias.
Introduction. As per the National Survey on Nutrition and Health, in Argentina, 4/10 children and adolescents aged 517 years are overweight. Objective. To identify marketing strategies on Facebook® and Instagram® of brands of foods consumed by children and adolescents and to categorize them according to the Dietary Guidelines for the Argentine Population (GAPA). Methods. The posts made between August and September 2019 were analyzed, identifying those targeted at children and adolescents and categorizing promoted foods according to the GAPA. Results. Out of 200 brands identified, 111 had a Facebook® page and made 65 posts and 95 had an Instagram® account and made 64 posts. Product image and interaction with consumers were the more used stategies. Six out of 10 of the foods promoted corresponded to the optional group according to the GAPA. Conclusions. It is important to monitor the implications social media have on eating behaviors.
Subject(s)
Humans , Child , Adolescent , Marketing/methods , Social Media , Argentina , Nutritional Status , Cross-Sectional Studies , FoodABSTRACT
Los alimentos de origen animal como la carne de pollo, res, pescado y cerdo poseen una amplia demanda en todo el mundo debido, entre otros aspectos, a su valor nutricional, asociado al alto contenido proteico. No obstante, este tipo de proteínas son susceptibles de sufrir reacciones de oxidación, las cuales pueden mediar procesos de fragmentación, agregación, pérdida de solubilidad, funcionalidad y digestibilidad proteica; eventos implicados en la pérdida de su valor nutricional. En este sentido, las proteínas agregadas tienden a no ser digeridas en el tracto gastrointestinal y acumularse en el intestino (colon), donde la microbiota colónica las degrada a productos mutagénicos como fenol y p-cresol, lo que incrementa el riesgo de cáncer colorrectal. Por otra parte, los aminoácidos o péptidos oxidados liberados en la digestión podrían incorporarse en las vías de señalización celular intestinal y favorecer o exacerbar procesos intestinales crónicos como colon irritable o enfermedad de Crohn. Debido al gran interés de esta temática en los últimos años, el objetivo de esta revisión es realizar una descripción general del impacto de proteínas oxidadas de origen animal sobre la salud intestinal.
Animal foods such as chicken, beef, fish and pork are in wide demand throughout the world due, among other things, to their nutritional value, associated with their high protein content. However, this type of protein is susceptible to oxidation reactions, which can mediate processes of fragmentation, aggregation, loss of solubility, functionality, and protein digestibility, which are events involved in the loss of their nutritional value. In this sense, aggregated proteins tend not to be digested in the gastrointestinal tract and accumulate in the intestine (colon), where the colonic microbiota degrades them into mutagenic products such as phenol and p-cresol, which increases the risk of colorectal cancer. On the other hand, the oxidized amino acids or peptides released in digestion could be incorporated into intestinal cell signaling pathways and favor or exacerbate chronic intestinal processes such as irritable bowel syndrome or Crohn's disease. Due to the great interest in this topic in recent years, the objective of this review is to provide a general overview of the impact of oxidized proteins of animal origin on intestinal health.
Alimentos de origem animal como frango, carne bovina, peixe e carne suína são muito procurados em todo o mundo devido, entre outros fatores, ao seu valor nutricional, associado ao seu alto teor de proteínas. No entanto, esse tipo de proteína é suscetível a reações de oxidação, que podem mediar processos de fragmentação, agregação, perda de solubilidade, funcionalidade e digestibilidade da proteína; eventos envolvidos na perda de seu valor nutritivo. Nesse sentido, as proteínas agregadas tendem a não ser digeridas no trato gastrointestinal e se acumulam no intestino (cólon), onde a microbiota colônica as degrada em produtos mutagênicos como fenol e p - cresol, aumentando o risco de câncer colorretal. Por outro lado, os aminoácidos ou peptídeos oxidados liberados na digestão poderiam ser incorporados às vias de sinalização das células intestinais e favorecer ou exacerbar processos intestinais crônicos, como a síndrome do intestino irritável ou a doença de Crohn. Devido ao grande interesse neste tema nos últimos anos, o objetivo desta revisão é fornecer uma descrição geral do impacto das proteínas oxidadas de origem animal na saúde intestinal.
Subject(s)
Humans , Animals , Food , Colorectal Neoplasms , Proteins , Colon , Phenol , Digestion , Foods of Animal Origin , Microbiota , Red MeatABSTRACT
Introducción:la comida callejera es preparada por vendedores ambulantes enlas calles, constituyendo un segmento importante del mercado informal. Objetivo:caracterizar el consumo de alimentos expendidos en la vía pública en Paraguay. Metodología:trabajo transversal descriptivo y analítico, realizado con 397 participantescon muestreopor convenienciaentremayo a noviembre del 2020. Se utilizó el formulario Google, difundido a través de plataformas digitales y redes sociales. Se contó con la aprobación del Comité de Ética de la Facultad de Ciencias Químicas. Resultados:Participaron 397 personas, 79,1% (314) fueron del sexo femenino, 58,7% (233) contaba entre 18 a 40 años, 54,7% (217) residía en el Área Metropolitana, 47,6% (189) estaban solteros, 62,3% (134) eran universitarios. El 40,6% (161) consume estos alimentos porque era"rápido y fácil". El lomito fue consumido con mayor frecuencia43,5% (70). El 14,35 (23) tuvo una experiencia negativa por"sabores extraños"7,5% (12), 1,9% (3) tuvo que faltar a sutrabajo o estudio debido a estos malestares, presentando vomito el 0,6%(1).Ser menor de 40 años (OR=2,5 IC95% 1,6 3,8 p=0,00001), ser del sexo masculino (OR=1,8 IC95% 1,1 2,9 p=0,001), ser estudiante (OR=2,2 IC95% 1,4 3,5 p=0,0004) y estar sin pareja (OR=1,5 IC95% 1 1,2 p=0,03) constituyeron factores de riesgo para el consumo de alimentos en la vía pública. Conclusión:Una alta proporción de personas consumen alimentos en la vía pública, siendo el lomito el más preferido. Más delamitad refirió haber tenido una experiencia negativa, sobre todo que los alimentos tenían sabores extraños.Palabras clave: alimentos; alimentos vendidos en la vía pública; inocuidad de alimentos.
Introduction:street food is prepared by street vendors, constituting an important segment of the informal market. Objective:to characterize the consumption of street food expended in Paraguay during the year 2020. Methodology:cross-sectional, descriptiveand analyticalstudycarried out from May to November 2020, with 397 participantsby convenience sampling. The Google form was used and disseminated through digital platforms and social networks. It was approved by the Ethics Committee of the Faculty of Chemical Sciences. Results:397 people participated, 79.1% (314) were female, 58.7% (233) were between 18 and 40 years old, 54.7% (217) resided in the Metropolitan Area, 47.6% (189) they were single, 62.3% (134) were university students. 40.6% (161) consume these foods because it was "quick and easy". The tenderloin was consumed more frequently 43.5% (70). 14.35 (23) had a negative experience due to "strange tastes" 7.5% (12), 1.9% (3) had to miss work or study due to these discomforts, 0.6 presenting vomiting 0,6 % (1). Being under 40 years of age (OR=2.5 IC95% 1.6 3.8 p=0.00001), being male (OR=1.8 IC95% 1.1 2.9 p=0.001), being a student (OR=2.2 IC95% 1.4 3.5 p=0.0004) and being without a partner (OR=1.5 IC95% 1 1.2 p=0.03) were factors of risk for the consumption of food on public roads. Conclusion:A high proportion of people consume food on public roads, with tenderloin being the most preferred. More than a half reported having had a negative experience, especially since the food had strange flavours. Key words:food; street food; food safety.
Subject(s)
Humans , Male , Female , Adult , Street Food , Food , Food SafetyABSTRACT
Introducción.El etiquetado nutricional informa al consumidor acerca del tipo y contenido de nutrientes,favoreciendola selección apropiada según sus necesidades o condiciones de salud. Objetivo.Evaluar la lectura, interpretación y uso del etiquetado nutricional de alimentos en la decisión de compra de adultos del Barrio Villa Morra de Asunción consultados en junio de 2018. Materiales y métodos.Estudio descriptivo transversal, con aplicación de cuestionario estructurado mediante entrevista, con preguntas sobre datos sociodemográficos, frecuencia de lectura, motivos de la lectura o no, uso del etiquetado nutricional, contenidos revisados por el consumidor, interpretación de los términos porción y Porcentaje de Valor Diario (%VD) y acuerdo con la implementación del etiquetado frontal. Resultados.De 100 entrevistados, 73% refirió lectura (siempre y a veces) del etiquetado nutricional, 48% de estos lo emplea para la selección y compra de alimentos y 75 % desconoce o no interpreta los términos de porción y %VD. Los motivos asociados a la lectura fueron "preocupación por la salud de su familia" (36%), "estar a dieta" (33%), y "curiosidad" (23%); la no lectura fue "por falta de tiempo" (61,7%) y "porque no se visibiliza bien, es muy pequeño" (28%); al 91% le parece necesaria laimplementación del etiquetado frontal de alimentos como método de alerta. Conclusión.La lectura del etiquetado nutricional es frecuente, no así su correcta interpretación yuso,por lo que urge establecer campañas educativas dirigidas a la población yestrategias como el etiquetado frontal que faciliten y agilicen la lectura e interpretación. Palabras clave: enfermedades no transmisibles; alimentos; alimentos industriales; etiquetado nutricional.
Introduction.Nutritional labeling informs the consumer about the type and content of nutrients, favoring the appropriate selection according to their needs or health conditions. Objective.Evaluate the reading, interpretation and use of nutritional food labeling in the purchase decision of adults from the Villa Morra neighborhood of Asunción consulted in June 2018. Materials and methods.Cross-sectional descriptive study, with the application of a structured questionnaire through an interview, with questions about sociodemographic data, reading frequency, reasons for reading or not, use of nutritional labeling, content reviewed by the consumer, interpretation of the terms contribution and Percentage of Daily Value (%DV) and agreement with the implementation of front labeling. Results.Of 100 interviewees, 73% reported reading (always and sometimes) the nutritional labeling, 48% of theseuse it for the selection and purchase of food and 75% ofthe general population you do not know or do not interpret the terms of portion and %DV. The reasons associated with reading were "concern about the health of their family" (36%), "being on a diet" (33%), and "curiosity" (23%); not reading was referred tofor reasons such as "due to lack of time" (61.7%) and "because it is not well visible, it is very small" (28%); 91% think implementation ofthe front labeling of foodas an alert methodis necessary. Conclusion.The reading of nutritional labeling is frequent, but its correct interpretation and use is not, which is why it is urgent to establish educational campaigns aimed at the population and implement front labelingto facilitate and speed up reading and interpretation.Key words:non-communicable diseases; food; industrialized food; nutritional labeling.
Subject(s)
Humans , Male , Female , Adult , Industrialized Foods , Food , Food Labeling , Noncommunicable DiseasesABSTRACT
Introduction- Les additifs alimentaires sont utilisés pour prolonger la durée de conservation des denrées préparées ou édulcorer une boisson par exemple. Dans cette étude, nous dressons un état des lieux des additifs alimentaires utilisés dans quelques denrées alimentaires de large consommation commercialisées dans la ville d'Oran (Ouest Algérien). Matériels et méthodes- Une étude transversale descriptive a été réalisée au niveau des superettes et magasins d'alimentation générale de la ville d'Oran pour lister les additifs alimentaires incorporés à quelques aliments de large consommation Dans un premier temps, une étude descriptive transversale a été réalisée pendant trois mois au sein de trois structures hospitalières de l'Ouest algérien. Résultats-Au total, 114 additifs alimentaires ont été répertoriés. Tous les additifs inventoriés sont listés dans le journal officiel Algérien N°30 du 16 Mai 2012.Les additifs répertoriés ne sont pas sans risques pour la santé du consommateur. Certains additifs comme le colorant caramel ou SIN150d est retrouvé dans 3 marques locales de biscuits et 4 marques de boissons locales (17,5%) ; le benzoate de sodium ou SIN211 dans 12 marques de boissons et 2 marques de confiture (16,09%) ; le butylhydroxyanisole (BHA) ou SIN320 dans une marque de chocolat, de margarine et de chips (1,67%). Globalement, les étiquettes des produits sont conformes à la réglementation Algérienne à l'exception de quelques manquements comme la nature de l'arôme qui ne fut pas toujours spécifiée Conclusion-L'étude a révélé une importante utilisation des additifs alimentaires. Le niveau de risque pour la santé du consommateur que pourraient présenter ces substances nécessite une large sensibilisation du consommateur, notamment une consommation modérée des denrées alimentaires industriellement préparées.
Subject(s)
Humans , Male , Female , Food Quality , Eating , Food, Preserved , Food Additives , FoodABSTRACT
Atualmente a agricultura ocupa um papel de extrema importância na conjuntura global e nacional e está inserida em um contexto de enormes desafios devido ao aumento da população mundial e maior demanda por alimentos. Ao mesmo tempo, é o setor mais afetado pelos impactos negativos das mudanças climáticas, que têm espalhado suas consequências de maneira cada vez mais frequente e intensa. Um dos principais efeitos é a alteração do regime de chuvas ao redor do globo, ocasionando estiagens intensas e duradouras, capazes de reduzir a produtividade de safras e comprometer a produção alimentícia. As abordagens atualmente existentes no mercado para mitigar as consequências negativas da escassez hídrica demandam alto investimento de implementação e manutenção, ou possuem um perfil ecotoxicológico insatisfatório. Polímeros de origem natural modificados quimicamente foram avaliados em termos de desempenho e capacidade de prover às plantas uma maior disponibilidade de água através de retenção hídrica. Os resultados alcançados demonstraram que os polímeros modificados com grupos iônicos foram capazes de promover um melhor gerenciamento hídrico no microambiente ao redor de sementes e entregar ganhos de produtividade a lavouras de soja. O mecanismo de ação da tecnologia estudada foi elucidado através de ensaios de determinação de capacidade de campo, análise de elipsometria, microscopia de força atômica, ensaios de germinação de soja sob estresse hídrico e implementação de áreas de soja a céu aberto a partir da aplicação em tratamento de sementes e sulco de plantio. As interações intra e intermoleculares entre as partículas de solo, moléculas de polímero e de água se mostraram ponto chave para a mudança de patamar de desempenho de polímeros naturais modificados utilizados na agricultura, quando comparados com os grupos controle. A tecnologia aqui estudada é, portanto, recomendada para utilização na agricultura, com capacidade de potencializar o efeito de tecnologias dependentes de água, resultando em maior produtividade na colheita
Nowadays agriculture occupies an extremely important role both in the global and national scenarios. Its included in a very challenging context due to the forecast of increased world population and consequent higher demand for food. At the same time, it is the most affected economic sector by the climate change effects, which have been causing frequent and harsh impacts. One of the main effects is the change in the rainfall pattern worldwide, which causes severe and long-lasting droughts, responsible for causing crops to fail and therefore putting food production at risk. The current available mitigation measures to address hydric scarcity require a huge investment for implementation and maintenance or do not present a satisfactory and safe ecotoxicological profile. Chemically modified natural polymers have been evaluated in terms of performance and ability to provide the plants with higher water availability through hydric retention. The results obtained show that such ionic group modified polymers are able to promote better water management in a given microenvironment surrounding the seeds and ultimately delivery a higher yield to soy crops. The technology's mode of action has been elucidated through field capacity determination trials, ellipsometry, atomic force microscopy, soy germination trials under hydric stress and, finally, implementation of soy areas under actual field conditions by applying the polymers via seed treatment and in-furrow methods. Both intra- and intermolecular interaction between soil particles, polymer and water molecules have been proven as key to understanding the agricultural performance improvement of the modified polymers when compared to the control. The technology is recommended for agricultural applications due to its ability to boost the effect of water-dependent technologies, promoting higher yields
Subject(s)
Polymers/analysis , Dehydration/complications , Agriculture/classification , Polysaccharides/adverse effects , Soil , Soybeans/growth & development , Water , Efficiency/classification , Food/classificationABSTRACT
Abstract Brazilian green propolis has been widely used in food and pharmaceutical products due to its valuable source of phenolic compounds and versatile biological activities. The development and validation of analytical methods are extremely useful for the characterization and quality control of products containing propolis. Therefore, the aim of this study was to optimize, validate and investigate the applicability of a reversed-phase HPLC method for analysis of different types of Brazilian green propolis extracts (glycolic and ethanolic). The method showed to be selective for the propolis phenolic markers. The analysis of variance and residues demonstrated that the method had significant linear regression, without lack of fit. It was also a precise, accurate and robust method, which was of utmost importance to analyze both glycolic and ethanolic extracts and at different concentrations. Moreover, as these products can display most complex matrices to analyze, a valid HPLC method can also prove to be specific and versatile.
Subject(s)
Propolis/analysis , Chromatography, High Pressure Liquid/methods , Pharmaceutical Preparations/administration & dosage , Phytochemicals/analysis , Food/classificationABSTRACT
Abstract Candidiasis is one of the most common fungal infections of oral cavity in humans, causing great oral discomfort, pain and aversion to food. To develop more effective antifungal systems for the treatment of oral candidiasis, an oral mucoadhesive wafer containing sertaconazole solid dispersion (STZ-SD) was developed in this study. Dispersion of STZ in Soluplus® as a solubility enhancement excipient was done by melting, solvent evaporation and freeze drying method at various STZ to Soluplus® ratios. The optimized STZ-SD was then incorporated in the sodium carboxymethyl cellulose (SCMC) gel, xanthan gum gel, or their combination to prepare the lyophilized wafers. The swelling capacity, porosity, and mechanical, release and mucoadhesive properties of the wafers, together with their antifungal activity, were then evaluated. The melting method sample with the ratio of 8:1 showed the best results in terms of saturation solubility and dissolution rate. The STZ-SD-composite wafer exhibited higher hardness and mucoadhesion, as compared to those made of the SCMC polymer. The STZ-SD-wafer also exhibited a greater antifungal effect when compared to the STZ-wafer. The present study, thus, suggested that the STZ-SD-wafer could serve as a novel effective delivery system for oral candidiasis treatment.
Subject(s)
Mouth/pathology , Candidiasis, Oral/drug therapy , Food/classification , Freeze Drying/classification , Gingiva/abnormalitiesABSTRACT
Polycyclic aromatic hydrocarbons (PAHs) are organic compounds that have been found in different food categories, and meat products can have high concentrations of PAHs, since the technological processes to which they are subjected, such as smoking, can produce several compounds. Considering the risk that these compounds can bring to the population's health, it is essential to develop an accurate and reliable method to evaluate the contamination of PAHs in products of animal origin. The objective of this study was to optimize and validate a method for the quantification of 4 PAHs (benz[a]anthracene, chrysene, benzo[b]fluoranthene, and benzo[a]pyrene) in salami. The methodology included saponification, liquidliquid extraction, solid-phase purification, and quantification by ultra-high-performance liquid chromatography. The effects of saponification parameters were investigated by experimental design, whereas the model obtained by regression analysis was considered satisfactory with the dissolution solvent of potassium hydroxide providing the highest global sum of areas. In validation, the parameters studied were adequate and within European and INMETRO Guidelines limits. The evaluation of 22 samples indicated that 27% were contaminated with at least one of the 4 PAHs, and benz[a]anthracene being the prevalent one with content varying between < 1.00 and 17.58 µg/kg. Two samples showed PAHs contamination above the maximum tolerable limit in the European Commission Regulation.
Subject(s)
Polycyclic Aromatic Hydrocarbons , Population , Regression Analysis , FoodABSTRACT
Objetivo: Identificar mudanças no ambiente alimentar de varejo decorrentes da pandemia de covid-19, no ano de 2020, bem como analisar o fechamento dos estabelecimentos de venda de alimentos diante das medidas restritivas implementadas na região metropolitana de Belo Horizonte- MG. Metodologia: Estudo ecológico realizado em três cidades da região metropolitana de Belo Horizonte. Foram utilizados dados secundários da Secretaria Estadual da Fazenda, do Instituto Brasileiro de Geografia e Estatística, da Secretaria Estadual de Saúde do Estado de Minas Gerais e das e Secretarias Municipais de Saúde. Avaliaram-se as seguintes variáveis: abertura e fechamento de estabelecimentos que comercializavam alimentos segundo o tipo e categorias de estabelecimentos, sendo comparadas as medidas restritivas implementadas em cada cidade com o fechamento desses estabelecimentos. Os estabelecimentos foram classificados de acordo com o código da Classificação Nacional das Atividades Econômicas (CNAE), a partir da CNAE, os estabelecimentos de alimentos foram classificados conforme a atividade fim realizada e predominância dos alimentos comercializados, sendo agrupados seguindo os critérios apresentados no Relatório Técnico de Mapeamento de Desertos Alimentares para o Brasil elaborado pela Câmara Interministerial de Segurança Alimentar e Nutricional (CAISAN), sendo categorizados em três categorias, (1) estabelecimentos de aquisição de in natura, (2) estabelecimentos mistos, (3) estabelecimentos de aquisição de ultraprocessados. Por fim, estes estabelecimentos foram agregados segundo o perfil de aquisição e consumo de alimentos sendo agrupados em duas categorias (1) estabelecimentos para consumo imediato, (2) estabelecimentos para consumo no domicílio. Ademais, por se tratar de um estudo que avaliou o ambiente alimentar durante a pandemia de Covid-19, foram incluídas no estudo variáveis que descreviam o comportamento da pandemia nas cidades, tais como, a incidência da doença, taxa de mortalidade e medidas legislativas que foram utilizadas durante o primeiro ano da pandemia. Por fim, os estabelecimentos que fecharam em 2020 foram descritos de acordo com a vulnerabilidade do setor censitário onde estavam localizados os estabelecimentos. A vulnerabilidade foi determinada pela renda per capita do setor (renda total/ população total), foram utilizados dados do Censo Demográfico de 2010. Foi realizada análise descritiva (frequência relativa) com o auxílio do software Stata 14.0 e mapas com o uso do software QGIS 2.10.1. Resultados: Dentre os estabelecimentos que fecharam durante o primeiro ano de pandemia, a maioria comercializava alimentos para consumo imediato (Belo Horizonte 76,53%; Betim 69,95% e Contagem 70,87%). Além disso, foi possível perceber um aumento na abertura de estabelecimentos do tipo delivery nas três cidades do estudo. Apesar disso, as características gerais do ambiente alimentar de varejo se mantiveram inalteradas nas três cidades, com alta disponibilidade dos estabelecimentos que comercializavam predominantemente alimentos ultraprocessados. Conclusão: A pandemia de Covid-19 parece ter impactado mais os estabelecimentos que comercializam alimentos para consumo imediato. Contudo, ainda não é possível afirmar a dimensão do impacto gerado pela pandemia, para isso é necessário um acompanhamento a longo prazo para identificar se ocorre remodelação do ambiente alimentar
Objective: To identify changes in the retail food environment resulting from the covid-19 pandemic, in the year 2020, as well as to analyze the closure of food outlets in the face of the restrictive measures implemented in the metropolitan region of Belo Horizonte-MG. Methodology: Ecological study carried out in three cities in the metropolitan region of Belo Horizonte. Secondary data from the State Department of Finance, the Brazilian Institute of Geography and Statistics, the State Department of Health of the State of Minas Gerais and the Municipal Health Departments were used. The following variables were evaluated: opening and closing of establishments that sold food according to the type and categories of establishments, comparing the restrictive measures implemented in each city with the closure of these establishments. The establishments were classified according to the code of the National Classification of Economic Activities (CNAE), based on the CNAE, the food establishments were classified according to the core activity carried out and the predominance of food sold, being grouped according to the criteria presented in the Technical Report Mapping of Food Deserts for Brazil prepared by the Interministerial Chamber of Food and Nutritional Security (CAISAN), being categorized into three categories, (1) establishments for the acquisition of in natura, (2) mixed establishments, (3) establishments for the acquisition of ultra-processed. Finally, these establishments were aggregated according to the profile of acquisition and consumption of food, being grouped into two categories (1) establishments for immediate consumption, (2) establishments for consumption at home. Furthermore, as this is a study that evaluated the food environment during the Covid-19 pandemic, variables that described the behavior of the pandemic in cities were included in the study, such as the incidence of the disease, mortality rate and legislative measures that were used during the first year of the pandemic. Finally, establishments that closed in 2020 were described according to the vulnerability of the census sector where the establishments were located. Vulnerability was determined by the sector's per capita income (total income/total population), data from the 2010 Population Census were used. Descriptive analysis (relative frequency) was performed using Stata 14.0 software and maps using QGIS software 2.10.1. Results: Among the establishments that closed during the first year of the pandemic, most sold food for immediate consumption (Belo Horizonte 76.53%; Betim 69.95% and Contagem 70.87%). In addition, it was possible to notice an increase in the opening of delivery establishments in the three cities of the study. Despite this, the general characteristics of the retail food environment remained unchanged in the three cities, with high availability of establishments that predominantly sold ultra-processed foods. Conclusion: The Covid-19 pandemic seems to have had a greater impact on establishments that sell food for immediate consumption. However, it is still not possible to state the dimension of the impact generated by the pandemic, for which long-term monitoring is necessary to identify whether there is a remodeling of the food environment.
Subject(s)
Humans , Male , Female , Public Health , Pandemics , Food , COVID-19 , Food Social Space , Population , Per Capita Income , Food Supply , Food, ProcessedABSTRACT
ABSTRACT Objective The objective of this study was to cross-culturally adapt the Perceived Nutrition Environment Measures Survey for use in the Brazilian context. Methods Independent translations into Portuguese of the original version and respective back-translations into English were performed. The steps were evaluated by an expert committee and the translated version was applied in a group of both genders, of different ages and education. Results After suggested modifications in the translation processes, the expert committee considered that the translated and adapted version presented conceptual and semantic equivalence. The translated version was applied to a sample of twenty people and only one question related to the amount of fat in the food required a new round to obtain understanding and clarity. Conclusion We present an adapted version of Perceived Nutrition Environment Measures Survey for the Brazilian context, which has adequate conceptual, cultural, and semantic equivalence, being objective and comparable to the original version. Future studies should confirm clarity, reliability, and validity.
RESUMO Objetivo O objetivo deste estudo foi adaptar transculturalmente o Perceived Nutrition Environment Measures Survey para uso no contexto brasileiro. Métodos Foram realizadas traduções independentes da versão original para o português e respectivas retrotraduções para o inglês. As etapas foram avaliadas por um comitê de especialistas e a versão traduzida foi aplicada em um grupo com pacientes de ambos os sexos, de diferentes idades e níveis de escolaridade. Resultados Após modificações sugeridas nos processos de tradução, o comitê de especialistas considerou que a versão traduzida e adaptada apresentou equivalência conceitual e semântica. A versão traduzida foi aplicada a uma amostra de 20 pessoas e apenas uma questão, relacionada à quantidade de gordura no alimento, requereu nova rodada para obter compreensão e clareza. Conclusão Uma versão do Perceived Nutrition Environment Measures Survey adaptada ao contexto brasileiro, a qual possui equivalências conceitual, cultural e semântica adequadas, sendo objetiva e comparável à versão original, é apresentada. Futuros estudos devem confirmar a clareza, confiabilidade e validade.
Subject(s)
Humans , Male , Female , Adolescent , Adult , Middle Aged , Young Adult , Translations , Evaluation of Research Programs and Tools , Surveys and Questionnaires , Feeding Behavior , FoodABSTRACT
OBJETIVO: determinar las prácticas de autocuidado al momento de comprar víveres y frecuencia de consumo de alimentos en tiempos de pandemia por COVID-19 de familias de la ciudad de La Paz y El Alto, 2021. MATERIALES Y MÉTODO: se llevó a cabo un estudio descriptivo observacional serie de casos, 179 adultos de la ciudad de El Alto y 237 de la ciudad de La Paz. Se utilizó una encuesta de frecuencia de consumo de alimentos y para describir las prácticas de autocuidado al momento de comprar víveres se tomó como criterio las recomendaciones para la compra de víveres según la OMS ante el COVID-19. RESULTADOS: el 42.5% tienen un consumo menos de 2 porciones de verduras y frutas, el 38.5% de la ciudad de El Alto y el 36.7% de la ciudad de La Paz tienen una frecuencia diaria de consumo de verduras y frutas. El 24.6% manifiestan rara vez haber consumido palta, el 35.8% consume pescado de 1 a 3 veces al mes. El 35.2% declaran evitar aglomeraciones cuando va al mercado o tiendas para la compra de alimentos. El 66% lleva desinfectante y uso de mascarilla para ir al mercado o tienda. El 60.9% siempre se lava las manos y realiza desinfección de alimentos cuando regresa del mercado o tienda. CONCLUSIONES: A medida que avanza la edad la cantidad de fruta, verduras, frutos secos, prebióticos y probióticos se consume menos. Algunas medidas de bioseguridad al momento de comprar alimentos no se cumplen.
OBJECTIVE: to determine the self-care practices when buying groceries and the frequency of food consumption in times of the COVID-19 pandemic of families in the city of La Paz and El Alto, 2021. MATERIALS AND METHOD: a descriptive observational case series study was carried out, 179 adults from the city of El Alto and 237 from the city of La Paz. A food consumption frequency survey was used and to describe self-care practices when buying groceries, the recommendations for the purchase of groceries according to the WHO against COVID-19 were taken as criteria. RESULTS: 42.5% have a consumption less than 2 servings of vegetables and fruits, 38.5% of the city of El Alto and 36.7% of the city of La Paz have a daily frequency of consumption of vegetables and fruits. 24.6% say they have rarely consumed avocado, 35.8% consume fish 1 to 3 times a month. 35.2% state that they avoid crowds when they go to the market or stores to buy food. 66% carry disinfectant and wear a mask to go to the market or store. 60.9% always wash their hands and disinfect food when they return from the market or store. CONCLUSIONS: as age advances, the amount of fruit, vegetables, nuts, prebiotics and probiotics is consumed less. Some biosecurity measures when buying food are not followed.
Subject(s)
Probiotics , Food , COVID-19 , Self CareABSTRACT
La presente publicación describe las pautas para llevar una alimentación saludable para escolares de educación primaria, además de ser imprescindible por el beneficio nutricional que esto conlleva, también es un derecho humano, por lo que se debe promover constantemente prácticas y estilos de vida saludables que contribuyan con el adecuado estado nutricional durante todo el curso de vida a nivel personal, familiar y comunitario, tiempo y espacios en el que suceden eventos positivos o adversos que determinan las condiciones de salud de las personas a lo largo de la existencia. El entorno escolar moldea qué tan accesibles, deseables y convenientes son ciertos tipos de alimentos durante la permanencia de los estudiantes en la institución educativa; pero también es un espacio donde desarrollan hábitos que pueden durar toda su vida. Por lo tanto, es importante que dichos entornos permitan y promuevan la alimentación saludable con participación de los estudiantes, familiares, docentes, autoridades educativas, sanitarias y locales. El crecimiento y desarrollo óptimo de los niños depende en gran medida de una alimentación saludable, la cual debe ser variada, nutritiva, natural, inocua, adecuada y comida en compañía . Para cubrir las necesidades de energía, proteínas, vitaminas y minerales de los escolares, además de los tres tiempos de comidas principales (desayuno, comida y cena), se les debe ofrecer uno o dos refrigerios saludables durante el día generalmente uno a media mañana y otro a media tarde. Cabe indicar que dichos refrigerios fueron elaborados tomando en cuenta los alimentos disponibles en hogares y en mercados locales, a fin de aprovechar la disponibilidad, el acceso a los alimentos en ámbitos preferentemente urbanos y que puedan ser utilizados si ningún problema en las preparaciones. Cada uno de los refrigerios saludables han pasado previamente por un proceso de validación con la participación de las madres y/o responsables de la alimentación del educando, elaborando estas preparaciones y ofreciéndole a sus hijos en edad escolar con la finalidad de evaluar la aceptabilidad y factibilidad de dichos refrigerios, recibiendo los aportes necesarios para mejorarlas en algunos casos
Subject(s)
School Health Services , Nutritional Status , Whole Foods , Education, Primary and Secondary , Growth and Development , Diet , Food , Healthy Lifestyle , Diet, Healthy , HabitsABSTRACT
Durante dos años y medio, tanto en Colombia como en el resto del mundo, hemos enfrentado la pandemia generada por el SARS-CoV-2, agudizando los múltiples problemas de salud pública que venían cursando a manera de sindemias. Tal es el caso de las enfermedades crónicas no transmisibles asociadas, entre otros factores, a los malos hábitos alimenticios, especialmente por el gran consumo de alimentos ultraprocesados y bebidas azucaradas. En julio del 2021, se aprobó la Ley 2120, por medio de la cual se adoptaron medidas para fomentar entornos alimentarios saludables. Entre estas medidas, también se promueve que los alimentos empacados, procesados y que afectan negativamente la salud humana, tengan un sello que identifique sus componentes y valor nutricional para informar a los consumidores sobre el producto que están comprando o consumiendo. Entre las enfermedades más prevalentes en Colombia que afectan la salud bucal, se encuentran las caries y las periodontitis, ambas con factores de riesgo comunes con las enfermedades crónicas no transmisibles. Dados sus costos y prevalencia, dichas enfermedades crónicas no transmisibles resultan primordiales desde un enfoque de gestión del riesgo en salud pública, siendo, quizá, su gravedad mayor durante la pandemia generada por el SARS CoV-2. Asimismo, se especula que la población confinada pudo llegar a consumir más comida chatarra durante la pandemia del COVID-19 en comparación con otros períodos, además, porque en aquellos con enfermedades crónicas no transmisibles, el confinamiento obligado se asocia con mayor sedentarismo y con un menor número de controles médicos regulares, asuntos que se han reportado previamente. La promulgación de la ley de comida chatarra no va a cambiar los hábitos de alimentación de los colombianos "de la noche a la mañana" y, por esto, se necesita con urgencia implementar procesos de educación y sensibilización frente a los efectos adversos de los alimentos procesados y ultraprocesados en la salud.
For more than one year and a half, Colombia and the world have been facing the effects caused by the pandemics of SARS CoV-2 with concomitant and aggravating deterioration of multiple public health problems such as noncommunicable diseases. Noncommunicable diseases are frequently associated with poor eating habits and regular consumption of processed and ultra-processed foods, among other important risk factors related to culture, genetics, and sedentarism. In July, 2021, Colombia ratified the Law 2120 that promotes healthy food habits and recreational environments, by forcing food producers to include nutritional advertisement seals on processed food packages, with explanatory guidelines for consumers about calories and nutritional value. This editorial note highlights the importance in Odontology of promoting and implementing this Law through education and sensitization of populations, in order to cope with some of the adverse risk factors of the hypercaloric diet.
Subject(s)
Coronavirus Infections , Food , Public Health , Malnutrition , Pandemics , Noncommunicable DiseasesABSTRACT
INTRODUCCIÓN: Los ambientes alimentarios determinan en gran medida el comportamiento alimentario de la población, por lo que se asocian a la epidemia de obesidad. Es responsabilidad de los Estados formular e implementar políticas para intervenir los ambientes alimentarios obesogénicos. El éxito de las políticas dependerá de factores que actúan como barreras o facilitadores. OBJETIVO: Identificar las barreras y facilitadores que se presentan al formular e implementar políticas públicas que aborden los ambientes alimentarios obesogénicos. MATERIAL Y MÉTODO: Estudio secundario en base a revisión narrativa. La identificación, tamizaje y selección de los artículos publicados se guio por el diagrama PRISMA. Para la identificación se recurrió a las bases de datos electrónicas PubMed, Scielo, Scopus y Web of Science (WOS), ingresando campos de búsqueda y palabras clave. En el tamizaje se eliminaron los duplicados y se aplicaron criterios de inclusión. La calidad metodológica de los estudios elegibles se evaluó con el protocolo CASPe. RESULTADOS: Se revisaron estudios cualitativos que usaron entrevistas a actores claves. Las barreras identificadas para el proceso de formulación de políticas de ambientes alimentarios obesogénicos son el impacto económico negativo, falta de evidencia científica sobre la efectividad de las políticas, influencia de la industria alimentaria, debilidades de coordinación y cooperación técnica. Los facilitadores identificados son el compromiso político de los Estados con las agencias internacionales, enfoque de trabajo conjunto con la industria alimentaria y el apoyo académico. CONCLUSIÓN: La formulación de políticas para intervenir ambientes alimentarios obesogénicos está especialmente limitada por la industria alimentaria. Es relevante generar evidencia científica del impacto que, las regulaciones implementadas, han tenido en los factores económicos y sobre la salud de la población. La colaboración entre gobiernos e industria alimentaria, podría derivar políticas que, además de impactar positivamente la salud de la población, sean una oportunidad para el sector privado y la generación de empleo.
INTRODUCTION: Food environments largely determine the eating behavior of the population, which is why they are associated with the obesity epidemic. It is the responsibility of States to formulate and implement policies to intervene in obesogenic food environments. The success of the policies will depend on factors that act as barriers or facilitators. OBJECTIVE: To identify the barriers and facilitators for the formulation and implementation of public policies that address obesogenic food environments. MATERIAL AND METHOD: Secondary study based on narrative review. The identification, screening and selection of published articles was guided by the PRISMA diagram. For the identification, the electronic databases PubMed, Scielo, Scopus and Web of Science (WOS) were used, entering search fields and keywords. In the screening, duplicates were eliminated and inclusion criteria were applied. The methodological quality of eligible studies was assessed using the CASPe protocol. RESULTS: Qualitative studies that used interviews with key actors were reviewed. The barriers identified for the process of formulating policies on obesogenic food environments are the negative economic impact, lack of scientific evidence on the effectiveness of policies, influence of the food industry, weaknesses in coordination and technical cooperation. The identified facilitators are the political commitment of the States with international agencies, a joint work approach with the food industry and academic support. CONCLUSION: Policymaking to intervene in obesogenic food environments is especially limited by the food industry. It is relevant to generate scientific evidence of the impact that the implemented regulations have had on economic factors and on the health of the population. Collaboration between governments and the food industry could derive policies that, in addition to having a positive impact on the health of the population, would mean an opportunity for the private sector and the generation of employment.
Subject(s)
Humans , Public Policy , Environment , Food , Obesity/prevention & control , Food Industry , Nutrition PolicyABSTRACT
INTRODUCCION. El índice glicémico (IG) es la forma numérica que representa la rapidez de la absorción de los carbohidratos de un alimento, este índice multiplicado por la cantidad de carbohidratos en gramos dividido entre 100 es la carga glicémica (CG), ambos indicadores permiten la selección y uso de alimentos en dietas para controlar los niveles de glucosa sanguínea repercutiendo sobre el estado y restitución de la salud. La Galleta de Chuño es un alimento de repostería a base de fécula de papa que ha ampliado su mercado de consumo a las ciudades bolivianas, es fuente de carbohidratos y es consumido como sustituto del pan y galletas. OBJETIVOS. Determinar el índice glicémico y la carga glicémica de Galletas de Chuño en estudiantes del CETAL La Paz. MATERIALES Y MÉTODOS. Se realizó un estudio observacional, prospectivo, transversal y descriptivo seleccionando 10 estudiantes que cumplieron con criterios de selección. Se evaluó la respuesta glucémica a los 0, 15, 30, 45, 60, 90 y 120 min tras la ingesta de una solución con 50 g de glucosa y tras el consumo de 72,14 g de Galletas de Chuño, siguiendo procedimientos recomendados por la FAO/WHO para posteriormente calcular el índice glucémico y la carga glucémica. RESULTADOS. El valor promedio del IG de las Galletas de Chuño fue de 65,5 ± 4,8. La CG fue 13,6 para una ración de 30 g de las Galletas de Chuño. CONCLUSIONES. La Galleta de Chuño es un alimento de índice glucémico medio y de carga glicémica media, por lo que es recomendado para el consumo de la población en general, pero con moderación en su ingesta frecuente.
INTRODUCTION. The glycemic index (GI) is the numerical form that represents the rate of the carbohydrate absorption after a meal. This index multiplied by the amount of carbohydrates in grams divided by 100 is the glycemic load (CG). Both indicators allow selection and use of food in diets to control blood glucose levels, affecting the state and restitution of health. Chuño biscuits is a pastry food based on potato starch that has expanded its consumer market to Bolivian cities, it is a source of carbohydrates, and it is consumed as a substitute for bread and cookies. OBJECTIVES. To determine the glycemic index and the glycemic load of Chuño biscuits in students of Centro de Estudios Técnicos Acelerados Loreto (CETAL) in La Paz city. MATERIALS AND METHODS. This observational, prospective, cross-sectional and descriptive study included ten students who met the selection criteria. The glycemic response was evaluated at 0, 15, 30, 45, 60, 90, and 120 min after ingesting a solution with 50 g of glucose and after consuming 72.14 g of Chuño biscuits, following procedures recommended by FAO / WHO to calculate the glycemic index and glycemic load subsequently. RESULTS. The average GI value of Chuño biscuits was 65.5 ± 4.8. The CG was 13.6 for a serving of 30 g of the Galletas de Chuño. CONCLUSIONS. Chuño biscuits are a food with a medium glycemic index and a medium glycemic load, so it is recommended for consumption by the general population, however, when its intake is frequent, it should be consumed in moderation.
Subject(s)
Blood Glucose , Food , Diet , Meals , Glycemic LoadABSTRACT
Em 2009, foi proposta uma classificação de alimentos, denominada classificação NOVA. Países da América Latina tem se destacado em seu uso nas recomendações nutricionais e agenda regulatória. Objetivo. Avaliar como a produção científica em alimentação e nutrição na América Latina tem incorporado a classificação NOVA. Materiais e métodos. A análise da produção científica foi realizada a partir de trabalhos apresentados no Congresso Latinoamericano de Nutrição (SLAN) nos anos de 2012, 2015 e 2018. Os termos utilizados para a busca foram: NOVA, ultraprocessado, processado, processamento e guia alimentar, nos idiomas português, inglês e espanhol. Após a busca, foram aplicados os critérios de exclusão e inclusão e os resumos selecionados foram descritos de acordo com variáveis analíticas previamente definidas. Resultados. Foram analisados 153, sendo 24 publicados em 2012, 20 em 2015 e 109 em 2018. A maioria dos estudos foram desenvolvidos no Brasil (56,2%) e no México (12,4%) e envolvia adolescentes (28,8%), adultos (21,6%) e alimentos (19,6%) como sujeito/unidade de análise. A maioria dos trabalhos foi classificada na área de Nutrição em Saúde Pública (88,9%), era de natureza observacional (82,3%) e empregava método quantitativo (76,5%). A venda e/ou consumo de alimentos (46,4%) e o ambiente alimentar (24,2%) foram os objetos de estudo mais frequentes. Conclusão. A produção científica que considera a classificação NOVA na América Latina aumentou em 2018, com Brasil e México liderando o desenvolvimento dos estudos. Estudos que explorem a relação da classificação NOVA com o preço dos alimentos, habilidades culinárias e políticas públicas são oportunidades de pesquisa(AU)
In 2009, a food classification was proposed, called NOVA classification. Latin American countries have stood out in their use in nutritional recommendations and regulatory agenda. Objective. To evaluate how scientific production in food and nutrition in Latin America has incorporated the NOVA classification. Materials and methods. The analysis of scientific production was carried out from annals at the Latin American Congress of Nutrition (SLAN) in 2012, 2015 and 2018. The terms used for the search were: NOVA, ultra-processed, processed, processing and food guide, in Portuguese, English and Spanish. After the search, the exclusion and inclusion criteria were applied and the selected abstracts were described according to previously defined analytical variables. Results. A total of 153 were analyzed, 24 of which were published in 2012, 20 in 2015 and 109 in 2018. Most studies were carried out in Brazil (56,2%), followed by Mexico (12,4%) and involved adolescents (28,8%), adults (21,6%) and food (19,6%) as subject or unit of analysis. Most of the works were classified in the area of Public Health Nutrition (88,9%), were observational (82,3%) and used a quantitative method (76,5%). The sale and/or consumption of food (46,4%) and the food environment (24,2%) were the most common objects of study. Conclusion. The scientific production that considers the NOVA classification in Latin America increased in 2018, with Brazil and Mexico leading the development of studies. Studies that explore the relationship of NOVA classification to food price, culinary skills and public policy analysis are research opportunities(AU)
Subject(s)
Humans , Infant, Newborn , Infant , Child, Preschool , Child , Adolescent , Adult , Middle Aged , Young Adult , Eating , Scientific and Technical Publications , Food/classification , Food Handling , Congresses as Topic , Food Guide , Latin America , ObesityABSTRACT
Introducción: El exceso de sodio se ha asociado con un aumento del riesgo de enfermedad cardiovascular. El objetivo fue estudiar los motivos de elección y las emociones relacionadas a las comidas con mayor y con menor contenido de sal (NaCl) en estudiantes de la Universidad de Buenos Aires (UBA). Metodología: Estudio observacional cuali-cuantitativo. Se realizaron 4 Grupos Focales (GF) con estudiantes de carreras relacionadas y no relacionadas con la Salud y una encuesta con metodología Check All That Apply (CATA), dirigida a estudiantes de carreras universitarias relacionadas con la Salud. Resultados: En los GF realizados para identificar motivos de elección de comidas se consideraron importantes factores como: "salud, valor nutritivo y contenido natural", "precio y accesibilidad en comercios", "control de peso", "comodidad en la preparación", "estado de ánimo", "apariencia, envase agradable y marca conocida" y "atractivo sensorial". El factor "bajo contenido de sodio en preparaciones" no fue sonsiderado importante. En los GF realizados para identificar emociones asociadas a preparaciones alimenticias con mayor y menor contenido de sal (NaCl) predominaron emociones positivas por sobre las negativas y neutras. Las preparaciones con mayor contenido de sal suscitaron más emociones negativas en el GF de estudiantes relacionados con la Salud. En las respuestas CATA la tarta/empanadas y el sándwich de jamón y queso estuvieron caracterizados por motivos de comodidad en la preparación y mayor contenido de sal. El sándwich de pollo y la tarta/empanadas de verduras se relacionaron con salud y valor nutritivo (incluido menor contenido de sal). Conclusión: Las caracterizaciones realizadas por los estudiantes relacionados con la Salud sobre estas preparaciones resultan de interés y abren el interrogante a cuál será la descripción de estudiantes universitarios no relacionados a carreras de Salud. Financiado por el subsidio de investigación UBACYT 20020170100502BA
Introduction: Excess sodium has been associated with an increased risk of cardiovascular disease. The objective was to study the reasons for choosing and the emotions related to foods with higher and lower salt content (NaCl) in students of the University of Buenos Aires (UBA). Methodology: Quali-quantitative observational study. Four Focus Groups (GF) were carried out with students of careers related and not related to Health, and a survey with the Check All That Apply (CATA) methodology aimed at students of university careers related to Health.Results: In the GFs carried out to identify reasons for choosing meals, important factors were considered as: "health, nutritional value and natural content", "price and accessibility in shops", "weight control", "convenience in preparation", "mood", "appearance, pleasant packaging, and well-known brand", and "sensory appeal". The factor "low sodium content in preparations" was not considered important. In the GFs carried out to identify emotions associated with food preparations with higher and lower salt content (NaCl), positive emotions predominated over negative and neutral ones. The preparations with higher salt content elicited more negative emotions in the GF of Health-related students. In the CATA responses (health-related students), the ham and cheese pie / empanadas and sandwich were characterized by reasons of convenience in preparation and higher salt content. The chicken sandwich and the vegetable pie / empanadas were associated with health and nutritional value (including lower salt content). Conclusion: The characterizations made by the students related to Health on these preparations are of interest and open the question of what will be the description of university students not related to Health careers. Funded by UBACYT research grant 20020170100502BA
Subject(s)
Humans , Adult , Salts , FoodABSTRACT
Resumen Introducción: el objetivo del presente trabajo se centra en reconocer la importancia de las investigaciones que relacionan la biodisponibilidad de fósforo en diferentes grupos de alimentos de origen animal, vegetal e industrial y su efecto en la progresión de la enfermedad renal crónica (ERC). Metodología: la revisión se sustentó en la búsqueda literaria en páginas web como PUBMED, Redalyc, SciELO, SCIHUB y Google Academic. Se seleccionó cada estudio, descartando aquellos que no fueran cuantitativos u originales, estuvieran incompletos, sin metodología clara, realizados en mamíferos o si los resultados no se especificaban en porcentajes. La lectura puso especial énfasis en el índice de biodisponibilidad de fósforo derivado del consumo de distintos productos alimenticios. Se elaboraron tres matrices de acuerdo con el origen del comestible y la biodisponibilidad de fósforo que absorbe el organismo. Resultados: se encontró que los alimentos industrializados y los aditivos muestran una biodisponibilidad de fósforo del 90 % al 100 %, los de origen animal del 40 % al 80 % y los de origen vegetal del 30 %. Conclusiones: los aditivos de los alimentos industrializados promueven la hiperfosfatemia y, con ello, aceleran la progresión de la enfermedad renal crónica, a diferencia de los de origen animal y vegetal, menos perjudiciales para la salud. Esto da pauta a la formación del sector salud para ampliar su conocimiento sobre el tratamiento nutricional del paciente.
Abstract Introduction: to know the importance of the investigations that relate the bioavailability of phosphorus in different groups of foods of animal, vegetable and industrialized origin and its effect on the progression in patients with Chronic Kidney Disease (CKD). Methodology: the review is based on a literary search that was carried out on web pages such as: PUBMED, Redalyc, SciELO, SCIHUB and Google Academic. Each of the studies was selected discarding those that were not quantitative, original, complete, with clear methodology, carried out in mammals, and that in their results specified the bioavailability of phosphorus in percentages. All the studies were read, placing main emphasis and interest on the percentage of phosphorus bioavailability when consuming different food groups. Three matrices were made according to the origin of the food and the bioavailability of phosphorus that is absorbed in the body; grouping them into foods of animal, vegetable and industrialized origin and additives. Results: it was found that industrialized foods and additives show a phosphorus bioavailability of 90-100%, those of animal origin 40-80%, those of plant origin 30%. Conclusions: The additives used in industrialized foods promote hyperphosphatemia and thus accelerate the progression of chronic kidney disease, unlike foods of animal and vegetable origin that are less harmful to health. This guides the training of the health sector, expanding its knowledge in the nutritional treatment of the patient.