Grey tresses could be a nightmare, particularly for girls. This will be an universal and problem that is widespread occurs when melano-cytes across the tresses hair follicle reduces the number of melanin they creates (or stops entirely). The hair is primarily created from a protein called keratin, and also as the hair expands, the melano-cytes round the locks follicle inject melanin to the cortex associated with tresses shaft, which results in the dark colored shade. Keratin without melanin try a yellowish gray colors, so when the melano-cytes reduce, hair begins to shed the color.