8 citations
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June 2020 in “International Journal of Dermatology” Men with early hair loss have lower vitamin D levels.
7 citations
,
January 2017 in “Journal of Clinical Biochemistry and Nutrition” Higher vitamin D levels are linked to higher iron levels in Korean women without metabolic syndrome, but not in those with it.
6 citations
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May 2016 in “Urolithiasis” Balding and low testosterone increase risk of urinary stones.
4 citations
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July 2019 in “IOP conference series” Most young men with early gray hair have low vitamin D but normal iron levels.
3 citations
,
June 2019 in “Journal of Bangladesh Society of Physiologist” People with hair loss often have lower levels of zinc and copper in their blood.
3 citations
,
January 2000 Some alternative therapies for vitiligo show promise but need more research.
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.
2 citations
,
September 2012 in “Turk Dermatoloji Dergisi” Low levels of ferritin and vitamin B12 are common in women with telogen effluvium, but the link between nutrient deficiencies and the condition is not clear.
1 citations
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September 2016 in “Springer eBooks” Sebum production varies by individual and is influenced by age, gender, and hormones, affecting skin and hair health.
Lower vitamin D levels are linked to more severe hair loss in men.
October 2025 in “International Journal of Social health” Finasteride lowers PSA levels and prostate size, requiring adjusted PSA interpretation for accurate cancer screening.
June 2024 in “Archives of dermatological research” Dietary supplements might help prevent post-COVID hair loss, but serum ferritin is not a reliable indicator.
February 2024 in “International Journal of Research in Dermatology” Thyroid tests may not be needed for all vitiligo and alopecia areata patients unless thyroid disease symptoms appear.
January 2024 in “Journal of the Endocrine Society” The research found that measuring androgens in urine can give extra information about body metabolism and is linked to androgen levels in the blood, especially in young girls.
May 2023 in “Bali Medical Journal” Higher sebum levels are linked to more severe male baldness.
November 2022 in “SAS journal of medicine” There's no link between low iron levels and the hair loss condition, alopecia areata.
July 2022 in “Al-Mağallaẗ al-ʻirāqiyyaẗ li-l-ṣaydalaẗ” Lower zinc levels are linked to more severe hair loss in alopecia areata.
June 2019 in “Journal of Akhtar Saeed Medical & Dental College” Prolactin levels are higher in women with hirsutism but don't relate to its severity.
December 2017 in “Revista Brasileira de Saúde Materno Infantil” Pregnant women with Systemic Lupus Erythematosus have a higher risk of blood clotting problems.
March 2014 in “Journal of The American Academy of Dermatology” Vitamin D deficiency is common in temporary hair loss, and stress is often a suspected cause.
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.
March 2009 in “The Journal of Urology” Low dose finasteride causes only minor changes in PSA levels in men over 50 with BPH.
April 2007 in “Nature Clinical Practice Urology” Finasteride lowers PSA levels about the same whether taken at 1 mg or 5 mg daily.
September 1998 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” The document concludes that individualized treatments for hair issues are effective, certain hair changes can indicate neurocutaneous diseases, specific lotions improve skin health, laser hair removal works but needs more study on long-term effects, men's cosmetics are diverse, peeling is effective but can have side effects, and facial pigmentation is often due to overactive skin cells.
33 citations
,
June 2007 in “International Journal of Pharmaceutics” The conclusion is that measuring how drugs partition into artificial sebum is important for predicting their delivery into hair and sebaceous follicles, and it provides better information than traditional methods.
14 citations
,
December 2013 in “Experimental Dermatology” The T-zone on the face has more androgen receptors and produces more oil than the U-zone.
195 citations
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February 2007 in “The Journal of Clinical Endocrinology and Metabolism” Dutasteride and finasteride may reduce sperm count and volume but don't affect movement or shape; effects are reversible after stopping.
180 citations
,
July 1973 in “The New England Journal of Medicine” Minoxidil effectively lowers blood pressure with few side effects.
89 citations
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December 2006 in “Lancet Oncology” Taking 1 mg/day finasteride for hair loss significantly lowers PSA levels in men, which may affect prostate cancer screening.
83 citations
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April 1992 in “Clinical Endocrinology” Having enough iron improves the effectiveness of a specific hair loss treatment in women.