Collagen is the main structural protein in the extracellular space in various connective tissues in animals. Collagen is the major component of protein and is widely distributed in human body. It consist about 1/3 of total protein in human body and contributes 5-6% of human body weight.
Collagen is an important building block for skin and about 70-80% of skin weight. An adult’s body consist of 3kg collagen, mainly in human skin, bones, eyes, teeth, muscles, organs (including heart, stomach, intestines, blood vessel and etc), and also other parts of the body. Its function is to maintain the skin and organs in the form and structure, meanwhile, it also repairs the damaged tissues
Collagen also plays a very important role in our human body joints.Collagen will store in our cartilage