... Detail: 1kg/bag Delivery Detail: about 20 days Origin:Porcine,Bovine,Chicken,Bone,Fish Hydrolyzed collagen SpecificationOrigin:Porcine, ... product of enzyme catalyzed of gelatin. Collagen is extensively applied in food, medicine, daily chemical, industry, textile, printing, ... collagen of underskin, increase collagen activation, keep moisture in cells and integrality of fibrin structure, adjust the living ...