... enzyme catalyzed of gelatin. Collagen is extensively applied in food, medicine, daily chemical, industry, textile, printing, papermaking and chemical industry ... incontinence medicine , Arthritis & Osteoporosis medicine, Stomach ulcer & Duodenum ulcer medicine, Burn & Scald medicine, Atherosclerrosis medicine, Collagen oral liquid, Collagen nutrition powder. Cooperate with other medicine, can treat ...