LIFENOW Hydrolysed Collagen Peptides with Biotin, Hyaluronic Acid & Glucosamine HCl, 200gCollagen, a type of protein, helps in defining the structural part of the body. It is the most abundant protein in the body, found especially in bones, skin, muscles, eyes, nails, ligaments, tendons, joints, and hair. It is the primary structural compound of all tissue in the body, providing strength, flexibility, and power for day to day activity. As you age, the supply of collagen to various parts of the body decreases and it stops regenerating