1 citations
,
October 2022 in “Zenodo (CERN European Organization for Nuclear Research)” Low serum ferritin levels are linked to more severe and longer-lasting alopecia areata in children.
11 citations
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December 2002 in “Controlled Clinical Trials” Simple methods using DHT levels effectively assess compliance.
June 2023 in “Benha Journal of Applied Sciences” People with chronic hair shedding have lower antioxidant levels in their blood compared to healthy individuals.
January 2019 in “Menoufia Medical Journal” Lower vitamin D levels may contribute to female hair loss.
46 citations
,
July 1974 in “The Journal of Clinical Endocrinology & Metabolism” Low estrogen and high testosterone may cause excessive hair growth in women.
January 1997 in “Journal of agricultural medicine and community health” Lower zinc and copper and higher cadmium in hair may be linked to non-insulin dependent diabetes.
December 2025 in “PubMed” Iron deficiency is linked to hair loss in adolescents, especially females, in northern Sudan.
7 citations
,
January 2017 in “Indian Journal of Dermatology, Venereology and Leprology” 2 citations
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April 2020 in “Clinical and experimental obstetrics & gynecology” Hair levels of estradiol and progesterone are higher in premenopausal than postmenopausal women, but the difference isn't statistically significant, indicating the need for a better measurement method.
14 citations
,
January 2013 in “Journal of the Egyptian Women's Dermatologic Society /Journal of the Egyptian Women's Dermatologic Society”
January 2022 in “International journal of zoological investigations” Polycystic Ovarian Syndrome is common in overweight urban college girls and may increase the risk of heart and metabolic problems.
December 2025 in “PubMed” Iron deficiency is linked to hair loss in adolescents, especially females, in northern Sudan.
5 citations
,
August 1987 in “Andrology” Men with low or no sperm count have lower salivary testosterone levels, and saliva testing can measure their testosterone well.
January 2025 in “International Journal of Gynaecology Research” Adolescent females with PCOS have higher serum cystatin C levels, indicating potential metabolic and cardiovascular issues.
Iron deficiency can cause hair loss and often signals underlying health issues.
83 citations
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November 2002 in “British Journal of Dermatology” Low iron levels are not directly linked to chronic hair loss and iron supplements may not help.
February 2024 in “Research Square (Research Square)” People today have lower levels of arsenic, lead, cadmium, and iron in their hair than people did 100 years ago.
September 2023 in “Journal of Cosmetic Dermatology” Lower vitamin D levels are linked to higher CRP levels in people with a type of hair loss called alopecia areata.
13 citations
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January 2015 in “International Journal of Trichology” Higher lead and cadmium, and lower zinc and iron levels in the blood might be linked to chronic hair loss in women.
Low vitamin C caused bleeding and corkscrew hair, resolved with vitamin C treatment.
Vitamin D deficiency and altered lipid metabolism may contribute to female hair loss.
September 2024 in “Journal of the American Academy of Dermatology” Iron infusions can help improve hair loss in patients who can't take oral iron supplements.
1 citations
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December 2020 in “Harran Üniversitesi týp fakültesi dergisi” Many people with hair loss had low iron and ferritin levels.
January 2015 in “Current Sports Medicine Reports” Athletes with low platelet counts need careful monitoring and informed discussions about playing contact sports safely.
August 2025 in “Cermin Dunia Kedokteran” Low blood albumin often signals disease-related stress, not poor nutrition, and requires treating the cause and possibly supplementing albumin.
19 citations
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March 2012 in “Clinical Endocrinology” FAI values above 6.4 may suggest high androgen levels and increased metabolic risks in Chinese women of reproductive age.
March 2024 in “Indian Journal of Dermatology” Iron supplements may improve hair loss satisfaction even if initial iron levels are normal.
24 citations
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October 1994 in “Fertility and Sterility” People with hair loss may have different levels of certain hormones due to changes in hormone processing.
28 citations
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January 2012 in “International Journal of Trichology” Genetics affect early female hair loss, severity depends on duration, and low ferritin levels not significant.
9 citations
,
October 2010 in “Journal of the American Academy of Dermatology” Iron deficiency might cause hair loss, but better testing is needed.