... with good quality and resonably price. collagen in food gradesspecification Basic nutrientTypical index of 100g lvylanccalories368kcalfat0cholesterin0carbonhydrate0Hydrolyzed ... enzyme catalyzed of gelatin. Collagen is extensively applied in food, medicine, daily chemical, industry, textile, ... of underskin, increase collagen activation, keep moisture in cells and integrality of fibrin structure, adjust ...