“…Most of these collagens have potentially widely commercial applications in food, cosmetic, biomedical, and pharmaceutical industries [9,10]. Gelatin, which is a denatured form of collagen, is utilized in confections, low fat spreads, dairy, baked goods, and meat products [11]. Collagen-based biomaterials, such as scaffolds and films, have been applied in medical research, as well as tissue engineering, such as drug delivery, soft tissue augmentation, blood valve prosthesis, and wound dressings [11,12].…”