44 citations
,
May 2014 in “The American Surgeon” In this study, hair loss after laparoscopic sleeve gastrectomy was associated with zinc and iron levels, even within normal ranges, and a combined variable of zinc and iron predicted susceptibility to hair loss.
26 citations
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October 2011 in “Biological trace element research” This study observed that lower serum copper levels may be linked to premature hair graying in young patients compared to controls.
15 citations
,
January 2018 in “Indian Journal of Dermatology” This study reported that women with female androgenetic alopecia had significantly lower zinc levels in both serum and hair, and lower hair iron levels, compared to healthy controls.
7 citations
,
January 2016 in “Hair therapy & transplantation” This study reported significantly lower levels of serum iron, ferritin, and calcium in young patients with premature gray hair compared to controls, implying that supplementation might prevent further graying.
7 citations
,
October 2011 in “Faṣlnāmah-i bīmārīhā-yi pūst” This study found that serum iron and ferritin levels in patients with alopecia areata did not significantly differ from control subjects, suggesting these factors may not contribute to the condition's etiology.