Skip to main content
Home > Kidshealth

For Kids

What Is Keratin?

Keratin

Say: KAIR-uh-tin

Keratin is the hard protein that hair is made of, whether you've got straight red hair, blond curly locks, or black twisty braids. Keratin is also an important part of nails and skin.

Lea este articulo en Español

Back to top of page

By using this site, you consent to our use of cookies. To learn more, read our privacy policy.