RESUMEN
Collagen is the most abundant protein in animals and is extensively studied for its structural and thermal stability, biocompatibility, and healing properties which enables them to be widely applied in various fields. Collagen extracted from poultry sources have shown improved structural stability and reduced risk of triggering allergic responses and transmitting animal diseases onto humans. Furthermore, poultry collagen is widely accepted by consumers of diverse beliefs in comparison to collagen extracted from bovine and porcine sources. The review aims to compare different sources of collagen, focusing on the various beneficial characteristics of poultry collagen over the other sources. Moreover, the review explains various pre-treatment and extraction methods of poultry collagen and its versatile applications in different industrial sectors.