Key Takeaways

Collagen may be more helpful for improving skin health and reducing signs of aging, while biotin may be best for promoting hair growth.

Collagen is a protein that supports the structure and strength of skin, hair, nails, and other body tissues.

Biotin (vitamin B7) is an essential nutrient that helps your body turn food into energy and supports healthy hair and nail growth.

Collagen and biotin can support skin and hair health. Some people may benefit from taking both.

How They Compare

Collagen and biotin both support healthy hair and skin, but they work in different ways and offer distinct benefits. Collagen

Best for improving skin elasticity and hydration, reducing wrinkles, and strengthening hair

Building block for skin, hair, bones, muscles, and other bod

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