Fragmentation and disorganization of collagen fibrils are part of the skin ageing process. Healthy collagen fibrillogenesis is critical for healthy skin.
Animal cells produce collagen that is rich in amino acids – glycine, proline, hydroxyproline and arginine. Collagen monomers are ~300nm long and ~1.36nm in diameter. Millions of collagen monomers assemble to form cylindrical fibrils.