Collagen-Graphic-600×600

Illustration showing collagen functions throughout the body with a central collagen strand connected by arrows to six labeled parts: nail, cartilage (knee joint), bone (foot skeleton), hair (hair follicles in skin), connective tissue (fibrous structure), and derma (skin layers with blood vessels, noting collagen degradation leads to wrinkles).

The Benefits of Collagen Supplements for Skin, Hair, and Nails