Collagen in the Human Body and What is it Good for? Tuesday March 15, 2022 Collagen is an important protein in your body, which maintains the elasticity of your skin. It builds your skin and it helps you to gain attention amid the crowd. It helps in building bones, muscles, skin, tendons, and ligaments. Collagen is also found in other parts like teeth, corneas, blood vessels, etc. Initially, you must get an idea of the types of collag...