506 citations
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March 2005 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy improves physical function, strength, and body composition in older men with low testosterone levels.
26 citations
,
January 2020 in “Przegląd Menopauzalny” Menopausal women have higher androgen levels, which can cause symptoms like facial hair growth and low sexual desire.
6 citations
,
August 2020 in “Dermatology and Therapy” People with Alopecia Areata often have lower vitamin D levels, and vitamin D supplements might help treat it.
1 citations
,
August 2013 in “PubMed” Testosterone changes reduce thyroxin levels in rats.
January 2025 in “Journal of the Egyptian Womenʼs Dermatologic Society” Higher substance P levels may cause discomfort in hair loss patients.
December 2020 in “Journal of Skin and Sexually Transmitted Diseases” No strong link between testosterone or DHEAS levels and acne or hair loss in females.
13 citations
,
December 2020 in “BMJ Open Diabetes Research & Care” Changes in SHBG levels don't predict diabetes risk reduction.
2 citations
,
September 2021 Patients with alopecia areata may have lower vitamin D levels than healthy people.
April 2023 in “Dohuk medical journal” People with telogen effluvium often have much lower vitamin D levels than healthy individuals.
October 2024 in “Archives of Dermatological Research” Higher GPER-1 levels are linked to more severe and shorter-duration androgenetic alopecia, suggesting GPER-1 as a potential treatment target.
32 citations
,
January 1990 in “Clinical Endocrinology” Women with female pattern hair loss have higher levels of certain androgens, suggesting increased androgen exposure to hair follicles.
15 citations
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January 2018 in “Indian Journal of Dermatology” Women with androgenetic alopecia have lower zinc and iron levels.
5 citations
,
December 2024 in “Journal of Cosmetic Dermatology” Vitamin D and zinc may help treat alopecia areata.
5 citations
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March 2019 in “International Journal of Endocrinology” Exercise and finasteride together improve ovary health in PCOS rats.
4 citations
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August 2024 in “PLoS ONE” Both injectable contraceptives lower testosterone and SHBG levels, with NET-EN having a greater effect than DMPA-IM.
September 2024 in “African Journal of Biomedical Research” Alopecia areata patients have lower vitamin D and slightly lower copper levels, so these should be checked.
January 2024 in “Biological trace element research” Isotretinoin affects trace element levels and requires monitoring of liver and kidney functions.
8 citations
,
July 2022 in “Metabolites” Higher uric acid levels are linked to fewer urinary symptoms in healthy Korean men.
June 1995 in “International Journal of Gynecology & Obstetrics” Women with hair loss have higher androgen levels, while men with early balding have altered androgen ratios.
1 citations
,
January 2020 in “Egyptian Journal of Dermatology and Venereology” Higher testosterone and DHT levels are linked to hair loss in men, but not to prostate cancer risk.
155 citations
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March 2006 in “The American Journal of Medicine” Women with PCOS have heart-related issues not because of obesity, but due to insulin resistance and low adiponectin levels.
3 citations
,
February 2018 in “Human Reproduction” A man with testotoxicosis was fertile despite low FSH levels, suggesting high testosterone may allow sperm production without FSH.
July 2025 in “The Egyptian Journal of Hospital Medicine” Estrogen affects hair growth, and GPER-1 levels might help identify hair loss types.
5 citations
,
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.
1 citations
,
June 2024 in “Rehabilitation Medicine” Higher cortisol and cortisone levels in hair may predict mood disorders after a stroke.
March 2024 in “BMC women's health” The levonorgestrel implant increases free testosterone and lowers SHBG more than DMPA-IM and the copper IUD.
1 citations
,
January 2023 in “Journal of Obstetrics and Gynaecology” High DHEA and short cervical length in women with PCOS and recurrent miscarriages may harm pregnancy outcomes.
11 citations
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October 2018 in “Hormone and Metabolic Research” Women with PCOS have similar bone density to healthy women, but those who are obese have higher bone density at some body sites.
163 citations
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November 2003 in “Journal of Investigative Dermatology” Low iron levels may be linked to some types of hair loss in women.
42 citations
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July 1982 in “PubMed” Loestrin effectively normalizes testosterone levels and improves PCOS symptoms with minimal side effects.