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1.
Photodermatol Photoimmunol Photomed ; 34(2): 152-161, 2018 Mar.
Artículo en Inglés | MEDLINE | ID: mdl-28884844

RESUMEN

BACKGROUND/PURPOSE: Sunburn and other health risks associated with excess sun exposure place huge economic burdens on societies, and create discomfort and disease within susceptible individuals. Oral supplements that reduce sunburn may be advantageous. This study evaluated the safety and efficacy of Bend Skincare Anti-Aging Formula to ameliorate sunburn induced with a solar simulator. METHODS: Subjects (n = 28) with Fitzpatrick skin phototypes I, II, or III took 4 capsules daily of the supplement providing 1400 mg of eicosapentaenoic acid (EPA) + docosahexaenoic acid (DHA), 120 mg of gamma-linolenic acid (GLA), 5 mg of lutein, 2.5 mg of zeaxanthin, and 1000 IU of vitamin D3 for 8 weeks. Skin on each subject's back was exposed to a progressive sequence of timed ultraviolet (UV) radiation exposure doses at baseline, and after 4- and 8-week treatment to determine their minimal erythema dose (MED). Results were compared before and after treatment using 3 paired t tests and subsequently 3 linear mixed models. RESULTS: Treatment significantly improved tolerance to UV exposure as evidenced by increased MED at 4 and 8 weeks compared with baseline (P < .001). This protection increased with prolonged use of Bend Skincare Anti-Aging Formula as demonstrated by progressively increased MED between baseline and 4 weeks, and again between 4 and 8 weeks (P < .001). Nearly 86% of patients responded to treatment within 4 weeks and 100% of patients responded by the end of the study, resulting in a 39% mean increase in MED at 4 weeks, and an 84% mean increase in MED at 8 weeks compared with baseline. Treatment was well tolerated with no product associated adverse events (AE) and only a few mild and expected side effects. CONCLUSION: Bend Skincare Anti-Aging Formula safely and effectively provides significant skin photoprotection that increases with continued use.


Asunto(s)
Colecalciferol/administración & dosificación , Eritema/prevención & control , Ácidos Grasos Omega-3/administración & dosificación , Luteína/administración & dosificación , Envejecimiento de la Piel/efectos de los fármacos , Zeaxantinas/administración & dosificación , Adulto , Anciano , Eritema/patología , Femenino , Humanos , Masculino , Persona de Mediana Edad , Factores de Tiempo , Rayos Ultravioleta/efectos adversos
2.
J Sci Food Agric ; 95(2): 423-8, 2015 Jan.
Artículo en Inglés | MEDLINE | ID: mdl-24833436

RESUMEN

BACKGROUND: Heightened awareness of the health benefits of fish oil consumption has led to a great increase in the number of fish oil supplements available to the consumer. Therefore manufacturers are continually looking for ways to distinguish their products from those of competitors. Minimally refined or virgin fish oils provide a unique feature; however, petroleum hydrocarbon contamination from oil spills is a reality in the world's oceans. The question arises whether oil produced from fish species caught in these polluted areas is free of petroleum hydrocarbons, with particular interest in unresolved complex mixtures (UCMs). This study investigates the presence of UCMs in commercially available fish oil supplements advertised as being virgin, as well as refined. RESULTS: Weathered petroleum hydrocarbons in the form of a UCM were found at 523 µg g(-1) in a virgin Alaskan salmon oil supplement. Supplements that were refined were free of this contamination. CONCLUSION: Fish used in the production of fish oil supplements appear to have accumulated petrogenic hydrocarbons in their tissues which were not removed by minimal oil refining. Further study is required to determine if there are any health implications associated with long-term consumption of these contaminated supplements.


Asunto(s)
Suplementos Dietéticos , Aceites de Pescado/química , Contaminación de Alimentos/análisis , Hidrocarburos/análisis , Petróleo , Salmón , Contaminantes Químicos del Agua/análisis , Animales , Comercio , Mezclas Complejas/análisis , Humanos , Aceites Industriales
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