Collagen is the body’s most prevalent protein and constructs connective tissues, tendons, ligaments, skin, and muscles.   Collagen has numerous roles, including providing structure to the skin and strengthening bones.  It aids in the strengthening, suppleness, and hydration of the skin.  Collagen may help prevent skin aging by minimizing wrinkles and dryness.  When compared to placebo treatments, collagen enhanced skin moisture, elasticity, and wrinkles (1.).