2 citations
,
January 1987 in “PubMed” Woolly hair syndrome is a genetic condition causing frizzy, fragile hair.
43 citations
,
April 2005 in “The Journal of Dermatology” Biotin supplements improved skin and hair in a biotin-deficient infant on amino acid formula.
2 citations
,
January 1987 in “Acta Agriculturae Scandinavica” Certain chelators lighten mink skin and hair, increase skin elasticity, and disrupt hair growth without affecting fur quality.
6 citations
,
January 2020 in “Postepy Dermatologii I Alergologii” Check and treat low iron and vitamin D levels in people with hair loss.
January 2012 in “Vitamins & trace elements” Smoking and drinking can lower vitamin levels and potentially trigger early hair loss, but overall vitamin levels don't seem to affect hair loss duration.
5 citations
,
July 2017 in “Women & Health” Nursing women in the West Bank with higher income and non-smoking habits have higher blood zinc levels.
17 citations
,
January 2013 in “Indian Journal of Pharmacology” High levels of the seizure medication sodium valproate can cause hair loss.
1 citations
,
August 2023 in “Cutis” Low ferritin levels can indicate iron deficiency as a cause of hair loss.
April 2025 in “Egyptian journal of Immunology” Calprotectin levels are higher in alopecia areata patients, indicating systemic inflammation.
March 2023 in “Journal of the turkish academy of dermatology” High levels of ceruloplasmin might indicate more severe toenail fungus.
December 2025 in “Cureus” Low serum ferritin is linked to hair loss in women.
October 2025 in “Pakistan Journal of Health Sciences” Low serum ferritin is linked to hair loss in women.
Women with androgenetic alopecia (hair loss) have normal prostate specific antigen levels but higher testosterone levels.
7 citations
,
January 2016 in “Hair therapy & transplantation” People with early graying hair often have lower levels of iron, ferritin, and calcium.
January 2018 in “Trace Elements in Medicine (Moscow)” Children with autism have different levels of certain metals and elements in their hair and blood, affecting symptoms.
September 2022 in “International Journal of Health Sciences (IJHS)” Low zinc levels may contribute to hair loss due to increased oxidative DNA damage.
June 2024 in “Research Square (Research Square)” Copper deficiency is linked to post-COVID-19 hair loss in women.
July 2021 in “International Journal of Community Medicine and Public Health” Men with type 2 diabetes often have low testosterone and signs of hypogonadism, especially if they are overweight.
114 citations
,
October 2009 in “Gastroenterology” Zinc is crucial for nutrition, especially in patients with specific health conditions, and requires careful supplementation and monitoring.
January 2016 in “American Journal of Clinical and Experimental Medicine” Lower zinc levels in hair are linked to more severe male pattern baldness, but blood zinc levels don't show this link. Age also increases baldness severity.
1 citations
,
October 2023 in “The Journal of nutrition, health & aging” Higher hair levels of zinc and chromium were linked to less cognitive decline in very old people.
January 2022 in “International Journal of Medicine in Developing Countries” Many patients with hair loss had low iron and vitamin D levels, but thyroid issues were not common.
71 citations
,
January 2016 in “International Journal of Trichology” Biotin deficiency is not a major cause of hair loss in women, so biotin supplements are not likely to be an effective hair loss treatment.
10 citations
,
May 1986 in “Experientia” Too much zinc in the diet can cause hair loss and color change in young mice by reducing copper in the body.
5 citations
,
January 2021 in “Biomedicine & Pharmacotherapy” Policosanol helps treat hair loss by balancing hormones and supporting hair growth.
2 citations
,
December 2021 in “Cureus” Low vitamin D levels are linked to hair loss, and vitamin D might help treat it.
7 citations
,
January 2017 in “Indian Journal of Dermatology, Venereology and Leprology”
September 2024 in “African Journal of Biomedical Research” Alopecia areata patients have lower vitamin D and slightly lower copper levels, so these should be checked.
1 citations
,
April 2021 in “International Journal of Research in Dermatology” Low iron and vitamin B12 levels are common in women with chronic hair loss, while low vitamin D is less common.
November 2025 in “Biological Trace Element Research” Hair mineral analysis doesn't reliably show blood mineral levels but may help track long-term mineral trends.