Loss of pigment : As we get older our hair loses pigmentation making the hair appear gray. If your hair turns gray when you are young it could be due to genes, a thyroid condition or a b-12 vitamin deficiency. If you are going gray prematurely see your doctor.
Answered 9/18/2017
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Graying of hair is: related to genetic predisposition. Age of initial graying is largely a matter of genetics. However stressors: nutritional deficiencies, chemotherapy, traumatic head injuries, low vitamin B levels, zinc deficiency, severe illness, surgery & marked emotional stress may impact earlier depigmentation in people who are already predisposed to gray hair. Aging is a significant factor. In general –
Answered 9/14/2020
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