Higher alarin levels might link hair loss and metabolic syndrome.
25 citations
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June 2014 in “Journal of Endocrinology/Journal of endocrinology” Human sebaceous glands contain enzymes that affect androgen production and may influence sebum production and acne.
November 2025 in “Journal of Sleep Research” Iron levels are linked to sleep apnea severity, especially in women with hair loss.
January 2019 in “International Journal of Immunology Research” CCL 27 levels are similar in people with and without alopecia areata.
9 citations
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January 2022 in “Reproductive Biology and Endocrinology” High levels of male hormones and irregular periods best predict how well PCOS patients will respond to metformin treatment.
14 citations
,
January 1980 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Both treatments reduced androgen levels and hair growth in women with hirsutism.
10 citations
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June 2003 in “British Journal of Dermatology” There is no clear link between low serum ferritin and chronic diffuse telogen hair loss.
9 citations
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April 2016 in “Clinical Endocrinology” Scalp hair 17-OHP and androstenedione levels can help monitor treatment in CAH patients.
August 2025 in “Frontiers in Nutrition” Leucine levels may affect hair loss after bariatric surgery.
April 2016 in “The FASEB Journal” Blocking androgen receptors early in life increases estrogen levels and reduces sexual motivation in male rats.
Reducing iron levels didn't improve heart health or metabolism in women with certain ovarian issues.
20 citations
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January 2016 in “International journal of trichology” Young Indians with premature graying often have lower levels of certain nutrients and unhealthy lifestyles.
6 citations
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August 2014 in “Sri Lanka Journal of Diabetes Endocrinology and Metabolism” The FG score is better at detecting hyperandrogenism in PCOS patients than testosterone levels or FAI, but testosterone is the recommended test for diagnosis.
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.
May 2022 in “Clinical Epigenetics” A mother's iron levels early in pregnancy can influence the DNA makeup of her child, potentially affecting the child's health.
September 2020 in “University of Thi-Qar Journal of Medicine” Low iron and vitamin D3 levels might be major causes of hair loss in Iraqi women.
12 citations
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August 2000 in “Fertility and Sterility” Topical finasteride doesn't reduce DHT levels, hinting at an endocrine role in hair loss.
November 2025 in “Healthcare” Zinc levels don't significantly affect hair loss, so testing for zinc isn't necessary.
96 citations
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September 1975 in “The Journal of Clinical Endocrinology & Metabolism” Hormone levels change during puberty, leading to physical developments like pubic hair and voice changes.
62 citations
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July 2013 in “American Journal of Clinical Dermatology” Alopecia areata patients have higher oxidative stress and lower antioxidant levels.
2 citations
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September 2025 in “Cosmetics” Hormonal therapies can improve skin issues by adjusting hormone levels, with future advancements promising better results.
September 2021 in “Journal of pharmaceutical research international” The conclusion is that hirsutism is strongly linked to PCOS and higher levels of certain hormones, but not to DHEAS, prolactin, cortisol, or TSH.
2 citations
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August 2021 in “Photodiagnosis and Photodynamic Therapy” Using 5-aminolevulinic acid photodynamic therapy for hair loss didn't increase hair growth but slightly reduced scalp oiliness, and it was safe with mild side effects.
37 citations
,
May 1997 in “The Journal of Clinical Endocrinology & Metabolism” MK-386 lowers DHT in blood and skin but not in semen.
30 citations
,
March 1980 in “European Journal of Endocrinology” Adrenal androgens are important for puberty and are influenced by genetics.
15 citations
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May 2016 in “Archives of Dermatological Research” ULBP3 could be a marker for diagnosing alopecia areata incognita and may be linked to its cause and development.
15 citations
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January 1971 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Hair analysis can't determine ponies' calcium and phosphorus levels; use soil and feed tests instead.
December 2025 in “Medicine” Glutamine may protect against alopecia areata, while certain cholesterol and glucose levels may increase risk.
April 2024 in “JCEM case reports” A man's breast enlargement from low-dose finasteride for hair loss didn't go away, even with treatment, and might be more common than reported.
January 2021 in “Case Reports” A 71-year-old woman developed male-like features due to high testosterone levels caused by a benign ovarian tumor, which was successfully removed by surgery.