Youtheory Mens Collagen Advanced Formula, 390 Tablets 5 Grams Collagen Type 1, 2
Collagen is the single most abundant protein in the human body. Its main purpose is to impart physical structure. Your bones are built on a matrix of collagen, your organs are held together by collagen, your skin is composed of a dense network of collagen, your joints are made-up of collagen, even your blood vessels rely on collagen for structural integrity.