Keratin

Keratin is a type of protein that is found in the skin, hair, and nails. It is a fibrous protein that provides strength and resilience to these structures. Keratin is made up of amino acids that are linked together in a chain. The amino acids are arranged in a way...

Keratinocytes

Keratinocytes make up about 90% of the cells in the epidermis and are responsible for producing keratin, a fibrous protein that provides strength, resilience, and protection to the skin, hair, and nails. In addition to keratin, keratinocytes produce lipids, which...