Medical Definition of Melanin.Melanin: The pigment that gives human skin, hair, and eyes their color. Dark-skinned people have moremelanin in their skin than light-skinned people have. Melanin is produced by cells called melanocytes.
Medical Definition of Melanin.Melanin: The pigment that gives human skin, hair, and eyes their color. Dark-skinned people have moremelanin in their skin than light-skinned people have. Melanin is produced by cells called melanocytes.
