Review Of Melanin In Hair References. As your hair grows, melanocytes deliver melanin into the cells, giving your hair its natural dark color. Web kérastase elixir ultime hydrating hair oil serum.

An abundance of one type of melanin, called eumelanin, gives people black or brown hair. Melanin is a complex polymer that originates from the amino acid tyrosine. Whether you have dark skin or light skin depends on the amount and type of melanin produced in your skin.