... Porcine,Bovine,Chicken,Bone,Fish Molecular Weight 1000~4000D MOQ:10KG White powder, Protein Min.95% Hydrolyzed Collagen, is a water-soluble ... youthful and from aging.Hair Nourishing: Hair is made of collagen. Collagen can control the thickness, elasticity and moisture of hair. ... . If you want healthy hair, you should have supplement collagen. Collagen can form a thin film on hair surface and nourish ...