77 citations
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October 2007 in “International Journal of Andrology” Testosterone with or without finasteride doesn't improve thinking skills in older men with low testosterone.
44 citations
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April 2008 in “The Journal of Clinical Endocrinology & Metabolism” Women with PCOS have similar levels of certain proteins compared to women without PCOS, and these proteins don't independently cause PCOS.
37 citations
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March 2014 in “Journal of Trace Elements in Medicine and Biology” Lower hair zinc and copper levels found in Turkish males with hair loss; higher BMI linked to less hair zinc.
32 citations
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August 1999 in “Journal of Investigative Dermatology” Early onset hair loss linked to genetics and androgen levels.
21 citations
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September 1977 in “Journal of Pharmaceutical Sciences” Minoxidil levels measured in human blood.
18 citations
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September 2015 in “Clinical Endocrinology” Women with PCOS have higher levels of a certain growth factor, which can be reduced by taking metformin.
14 citations
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September 2020 in “Clinical, cosmetic and investigational dermatology” The hair serum significantly improved hair growth and reduced hair fall without causing any skin issues.
14 citations
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January 2020 in “Advances in Dermatology and Allergology” Higher interleukin-15 levels are linked to more severe alopecia areata, but not to age or gender.
12 citations
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September 2021 in “Stem Cell Reviews and Reports” StemMACS media is better for growing therapeutic stem cells than PowerStem media.
11 citations
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October 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride increases hair growth, prolongs hair cycle, and lowers dihydrotestosterone levels.
9 citations
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April 2006 in “American Journal of Pathology” SGK3 is essential for proper hair growth and health.
4 citations
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January 2015 in “Journal of microbial & biochemical technology” Biotin helps regulate proteins in the blood, which may explain its role in hair growth.
4 citations
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March 2014 in “The FASEB Journal” The HIF-2α/ARNT complex is important for hair follicle development by controlling cell growth.
3 citations
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January 2017 in “Journal of Pakistan Association of Dermatology” Women with certain types of hair loss may have low iron levels, and iron supplements could help.
3 citations
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August 2015 in “Diabetes and Metabolic Syndrome: Clinical Research and Reviews” Married women with type 2 diabetes had a surprisingly low infertility rate, suggesting type 2 diabetes and PCOS may be different conditions.
2 citations
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August 2020 in “Journal of Cosmetic Dermatology” Higher granulysin levels in the blood are linked to more severe hair loss in alopecia areata patients, and these levels decrease after effective treatment.
2 citations
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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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October 2020 in “Journal of Cosmetic Dermatology” Possible link between hair loss and metabolic syndrome, with RANTES as a potential clue.
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.
December 2025 in “Cureus” Low serum ferritin is linked to hair loss in women.
June 2024 in “Archives of dermatological research” Dietary supplements might help prevent post-COVID hair loss, but serum ferritin is not a reliable indicator.
May 2024 in “World Journal Of Advanced Research and Reviews” Low iron levels are strongly linked to chronic hair loss in women.
June 2023 in “Journal of chemical metrology” A new method found unlisted drugs in two popular hair serums, posing a health risk.
March 2022 in “Benha Journal of Applied Sciences” ULBP3 levels are higher in Tinea capitis patients and may help predict the disease's severity.
December 2021 in “Dermatology research” Low levels of vitamin B12, ferritin, and calcium are linked to premature graying of hair.
August 2021 in “Research Square (Research Square)” StemMACS media is better for growing therapeutic stem cells.
April 2018 in “Assiut Veterinary Medical Journal/Maǧallaẗ Asyūṭ al-ṭibiyyaẗ al-baytariyyaẗ” Zinc levels in body fluids can help diagnose zinc deficiency in lambs, with fecal zinc as an early indicator.
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.
8 citations
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September 2018 in “Journal of Cosmetic Dermatology” Lower irisin levels in the blood may indicate more severe acne.
5 citations
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September 2011 in “Bioorganic & Medicinal Chemistry Letters” Pfizer found that pantolactam-based compounds can reduce sebum (skin oil) production when applied topically.