Collagen or Biotin: Which Is Better for Hair and Skin?

The article compares collagen and biotin, highlighting their benefits for skin, joints, hair, and nails. Collagen supports skin elasticity and joint health, especially as natural production declines with age, while biotin is essential for healthy hair and nails. Both can be obtained through diet or supplements, but consulting a healthcare provider is recommended before use. Collagen may be better for skin and joint concerns, whereas biotin may help with hair and nail issues, and sometimes both can be used together.