18 citations
,
April 1989 in “Archives of Dermatology” Iron deficiency can cause hair color changes, which can be reversed with iron supplements.
16 citations
,
November 2003 in “Journal of the American Academy of Dermatology” 8 citations
,
May 2003 in “Clinical and Experimental Dermatology” A 14-year-old girl's black hair showed unique color changes, suggesting early greying.
1 citations
,
May 2012 in “Clinical and Experimental Dermatology” Iron can be present in hair color changes without overall iron deficiency.
June 2025 in “British Journal of Dermatology” Segmented hair color changes can indicate active alopecia areata.