... .W.: 1000-5000 Origin:Porcine,Bovine,Chicken,Bone,Fish Hydrolyzed Collagen, is a water-soluble protein that is the product of ... youthful and from aging.Hair Nourishing: Hair is made of collagen. Collagen can control the thickness, elasticity and moisture of hair. When ... lackluster. If you want healthy hair, you should have supplement collagen. Collagen can form a thin film on hair surface and nourish ...