... days Origin:Porcine,Bovine,Chicken,Bone,Fish Origin:Porcine,Bovine,Chicken,Bone,Fish Molecular Weight 1000~4000D MOQ: ... enzyme catalyzed of gelatin. Collagen is extensively applied in food, medicine, daily chemical, industry, textile, printing, papermaking ... and chemical industry etc.Food Additives Many studies have indicated that collagen has beneficial effect ...