Why Are Some Hair Follicles Black?

By Staff WriterLast Updated Apr 6, 2020 10:52:19 AM ET

Some hair follicles are black because the melanin produced in the follicle can cause pigmentation of the surrounding epidermal cells, as stated by the National Center for Biotechnology Information. These follicles are denser and contain higher concentrations of melanocytes as compared to brown, red and blonde hair follicles.