MedlinePlus Medical Encyclopedia: Hair follicle of young person

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Hair follicle of young person

Hair color is caused by a pigment (melanin) that is produced by the hair follicle. With aging, the follicle produces less melanin.

Update Date: 11/7/2006

Updated by: Sandra W. Cohen, M.D. Private Practice specializing in geriatrics, Brooklyn, NY. Review provided by VeriMed Healthcare Network.

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