Protein > 92.35% White flowing powder Molecular Weight 2300Da Certificate: HACCP, ISO, MSDS Fast delivery BSC1012Porcine collagen1.Physiologic function and basic facts of hydrolytic collagen:Collagen is the richest protein content in the body. It is abundant in proline, hydroxy proline,and has a high anti-tension property, forming the most important structural material of the skin, skeleton, ...