June 2007 in “Nature Clinical Practice Urology” Finasteride for hair loss lowers PSA levels, so PSA values need adjusting when screening for prostate cancer.
January 2004 in “DOAJ (DOAJ: Directory of Open Access Journals)” Men with androgenetic alopecia do not have elevated DHEA-S levels.
January 1989 in “Handbook of experimental pharmacology” Drugs can change hair growth and this is important because it can upset people.
September 2022 in “Journal of The American Academy of Dermatology” Older women taking spironolactone for hair loss may need yearly potassium checks due to a higher risk of hyperkalemia.
December 2021 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Topical finasteride is promising for hair loss with minimal side effects but needs more research and approval.
December 2020 in “The Medical journal of Basrah University” Low vitamin D levels may contribute to female pattern hair loss.
August 2019 in “Journal of Dermatology” Woman with diabetes had hair loss due to rare ovarian tumor; surgery improved hair growth.
January 2011 in “Journal of Diagnosis and Therapy on Dermato-venereology” Genetics, low estrogen, and low iron levels contribute to female hair loss, with specific scalp signs indicating severity.
October 2004 in “DOAJ (DOAJ: Directory of Open Access Journals)” Men with hair loss don't necessarily have higher levels of the hormone DHEA-S, but this hormone tends to decrease with age.
4 citations
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January 2015 in “Endocrinology & metabolic syndrome” Testosterone can cause acne and male-pattern baldness, affects hair growth in men and women, and makes male skin more sensitive.
2 citations
,
February 1983 in “International Journal of Cosmetic Science” Selenium disulphide detergents increase hair oiliness by boosting some lipids and reducing fatty acids.
November 2025 in “Journal of Investigative Dermatology” CBD can help hair grow by supporting scalp health and reducing inflammation.
21 citations
,
June 2011 in “Journal of child neurology” Valproic acid and carbamazepine do not change biotin or biotinidase levels but may lower zinc levels, still within normal range.
6 citations
,
April 1989 in “The American Journal of the Medical Sciences” Glucocorticoids can cause long-term loss of body hair by lowering adrenal androgens.
3 citations
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January 2019 in “International Journal of Trichology” The balance of thiol-disulfide in women with hair loss is affected but not damaged.
January 2025 in “TURKDERM” Alopecia areata incognito in children can be effectively treated with triamcinolone acetonide and supplements, leading to full hair regrowth.
April 2024 in “Bioscience trends” Higher levels of certain DNAs in blood may indicate hair follicle damage in alopecia areata patients.
March 2023 in “Photodiagnosis and Photodynamic Therapy” Low vitamin D levels are linked to severe and active alopecia areata.
July 2014 in “Zenodo (CERN European Organization for Nuclear Research)” Imbalances in magnesium and calcium are linked to health and behavior issues.
6 citations
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September 2018 in “ACS applied bio materials” Calcium fatty acid deposits found in human hair can change its appearance and feel.
April 2012 in “J. Willard Marriott Library” Cannabinoids like THC and THCA get into hair through skin oils, not hair color.
September 2025 in “Online Türk Sağlık Bilimleri Dergisi” Low zinc and folate levels are linked to hair loss in children.
17 citations
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December 2008 in “Dermatology” Taking metformin with intense-pulsed-light therapy improves hair removal for people with PCOS.
5 citations
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November 1999 in “Medical Hypotheses” Minoxidil, a common hair loss treatment, might work by counteracting a hormone that reduces hair growth and promotes hair loss.
January 2024 in “World Journal of Biology Pharmacy and Health Sciences” High prolactin and low vitamin D levels may be linked to hair loss in women.
April 2021 in “MEDICINUS” Acrodermatitis enteropathica can occur even with normal zinc levels, and zinc supplements can improve symptoms.
October 2014 in “Journal of Nutrition & Food Sciences” Higher copper and lower chromium and selenium in hair are linked to insulin resistance in visceral-obese adults.
83 citations
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February 1977 in “PubMed” Increasing light exposure in winter can make mares ovulate and cycle earlier.
25 citations
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February 1977 in “American Journal of Veterinary Research” Increasing daylight to 16 hours in winter can make mares ovulate and cycle earlier.
1 citations
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January 2025 in “Pediatria i Medycyna Rodzinna” Accurate diagnosis and zinc supplements can improve life quality in acrodermatitis enteropathica, even with normal zinc levels.