Zinc levels in hair and blood are linked to enzyme activity in people with certain skin conditions.
18 citations
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May 1992 in “American Journal of Biological Anthropology” Higher androgen levels do not cause baldness in men.
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.
October 2011 in “Iranian Journal of Dermatology” Men with male pattern baldness may have a higher risk of heart disease due to increased levels of a specific lipid in their blood.
27 citations
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March 2008 in “Journal of The European Academy of Dermatology and Venereology” Men with a certain type of hair loss (AGA) have higher bad cholesterol and lower good cholesterol levels, making them more likely to get heart disease.
November 2025 in “Open Access CRIS of the University of Bern” Androgen levels are more linked to body size in boys than girls.
November 2025 in “European Journal of Endocrinology” Hair steroid profiling is a feasible, non-invasive alternative to serum analysis for assessing hormone levels and metabolism.
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 2020 in “프로그램북(구 초록집)” Low-level light therapy with a helmet device can increase hair density and improve scalp appearance.
72 citations
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April 2008 in “The Journal of urology/The journal of urology” Dutasteride and finasteride do not significantly affect bone density, blood fats, or blood production, but slightly lower PSA levels and minimally impact sexual function in healthy young men.
44 citations
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March 2008 in “European journal of endocrinology” Women with PCOS have lower ghrelin levels and a weaker response to sugar, which might affect their feeling of fullness and lead to overeating.
39 citations
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September 2017 in “The Open Rheumatology Journal” Low serum complement levels in SLE patients don't always match with disease flares; monitoring C3 and C4 is useful, but cell-bound complement products might better indicate disease activity.
11 citations
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January 2011 in “Turkish Journal of Medical Sciences” Low iron levels are a significant risk factor for hair loss, while high vitamin D levels might be a response to hair loss, not a cause.
5 citations
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May 2020 in “Diagnostics” Lower zinc levels may predict less effective hair loss treatment.
2 citations
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September 2015 in “Journal of the Egyptian Women's Dermatologic Society (Print)” People with psoriasis and depression have lower BDNF levels, which could help measure depression in those with psoriasis.
August 2024 in “Archives of Women s Mental Health” Women with PCOS have more depression and stress due to high androgen levels, not obesity or insulin resistance.
June 2024 in “Research Square (Research Square)” Copper deficiency is linked to post-COVID-19 hair loss in women.
May 2024 in “International journal of research in dermatology” Low vitamin D levels are linked to increased risk of male pattern baldness.
54 citations
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June 2001 in “The Indian Journal of Pediatrics” Lower hair zinc levels may be linked to Neural Tube Defects.
30 citations
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January 2008 in “The Aging Male” The study found no link between baldness patterns and androgen levels in men with benign prostate enlargement or prostate cancer.
22 citations
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September 2008 in “Brain & development” Biotin supplements increased biotin levels but did not significantly prevent hair loss in rats on valproic acid.
3 citations
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February 2013 in “Bangladesh Journal of Medicine” Low iron levels are linked to hair loss in women.
3 citations
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December 1968 in “PubMed” Androgenetic alopecia is not caused by low iron levels.
1 citations
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January 2021 in “Journal of Dhaka Medical College” Lower iron levels are linked to longer hair loss.
1 citations
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October 2020 in “Journal of Cosmetic Dermatology” Low iron levels are linked to premature graying of hair, but vitamin D levels are not.
1 citations
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December 1968 in “Archives of Dermatology” Low iron levels are not linked to hair loss in women with androgenetic alopecia.
January 2026 in “Open Science Framework” Oral and topical 5-alpha reductase inhibitors affect DHT levels and hair density differently in treating hair loss.
October 2025 in “Medical Journal of Babylon” Higher testosterone and lower Vitamin D levels are linked to hair loss in female COVID-19 patients.
October 2023 in “Acta dermato-venereologica (Print)” People with severe hair loss have lower zinc levels in their blood.
November 2021 in “International Journal of Research in Dermatology” Low iron levels are linked to certain types of hair loss.