Collagen is a protein that forms the connective tissue for almost all of the structures including strengthening your bones and providing your skin with structure.
Glycine, Proline, Glutamic Acid, Aspartic Acid, Serine, Valine, Phenylalanine, Isoleucine, Histidine, Alanine, Hydroxyproline, Arginine, Lysine, Threonine, Leucine, Methionine, Hydroxylysine, Turasine.