January 2023 in “Pakistan Armed Forces Medical Journal” Vitamin D levels are not linked to Alopecia Areata.
April 2010 in “Nature Reviews Urology” 6 citations
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July 1980 in “PubMed” CF patients with growth issues have more zinc in their hair than those with normal growth.
July 2023 in “Developmental medicine and child neurology/Developmental medicine & child neurology” DFMO treatment improves hair growth, muscle tone, and development in Bachmann-Bupp syndrome patients.
179 citations
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December 2004 in “Journal of The American Academy of Dermatology” Some postmenopausal women with frontal fibrosing alopecia stopped losing hair with finasteride treatment, hinting at a possible hormonal cause.
Metformin lowers gremlin-1 and improves insulin resistance in women with PCOS.
July 2019 in “Medical Science and Discovery” Early diagnosis and treatment can prevent or delay frontal fibrosing alopecia progression in postmenopausal women.
OCT4B1 and SOX-2 levels are higher in Crohn's and ulcerative colitis patients, possibly aiding tissue repair.
3 citations
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February 2024 in “Journal of the American Academy of Dermatology” Topical tofacitinib cream may help treat certain hair loss conditions with fewer risks.
3 citations
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March 2017 in “Iraqi Journal of Pharmaceutical Sciences” Silymarin and metformin together most improved hormone levels and ovulation in women with PCOS.
November 2023 in “Journal of Cosmetic Dermatology” People with non-scarring hair loss often have lower vitamin D levels than those without hair loss.
25 citations
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December 2017 in “Facial Plastic Surgery” Combination therapy with steroids and pimecrolimus improved or stabilized hair loss in most patients with Frontal Fibrosing Alopecia, who also had a high rate of hypothyroidism.
8 citations
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February 2014 in “General and Comparative Endocrinology” Finasteride affects frog testes by increasing testosterone, decreasing 5α-DHT, and impacting genes related to reproduction and other functions.
4 citations
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January 2014 in “The Journal of urology/The journal of urology” Kidney cancer cells without folliculin are more sensitive to radiation due to increased self-eating cell death.
April 2018 in “Journal of Investigative Dermatology” Fetuin A may increase collagen production and promote scarring.
10 citations
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June 2022 in “Frontiers in Immunology” Fucoidan reduces bone cell formation by affecting T-cell activity.
November 2025 in “Journal of Investigative Dermatology”
March 2023 in “Revista médica Clínica Las Condes” The study suggests a possible increase in androgen receptors in patients with frontal fibrosing alopecia, but more research is needed.
July 2023 in “Dermatology practical & conceptual” Women with Female Pattern Hair Loss may experience more stress, anxiety, and depression, and have lower levels of BDNF, which could predict the psychological impact.
September 2023 in “The Journal of Steroid Biochemistry and Molecular Biology” Stopping finasteride for male pattern hair loss changes neuroactive steroid levels in the brain and blood.
15 citations
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July 2020 in “Dermatologic Therapy” FPHL is common in women, influenced by genetics and hormones, and can be treated with medications, laser therapy, or hair transplantation.
19 citations
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June 2020 in “Animals” Poor maternal nutrition can lead to fewer wool follicles in Chinese Merino sheep.
September 2022 in “Journal of the American Academy of Dermatology” Patients with lichen planopilaris/frontal fibrosing alopecia have a higher rate of vitamin D deficiency than the general US population.
19 citations
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August 1999 in “European journal of endocrinology” The study concluded that testing hormone levels after stimulation is not reliable for identifying carriers of 21-hydroxylase deficiency; genetic testing is necessary.
4 citations
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May 2021 in “Molecules” The hair test for vitamin D could be a useful alternative to blood tests, providing a longer-term vitamin D status, but more research is needed.
9 citations
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October 2012 in “PubMed” Most women in the study lost hair due to stress, fever, childbirth, surgery, or thyroid issues, with low hemoglobin levels also common.
5 citations
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August 1987 in “Andrology” Men with low or no sperm count have lower salivary testosterone levels, and saliva testing can measure their testosterone well.
24 citations
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February 2000 in “Journal of Chromatography B: Biomedical Sciences and Applications” Valid method measures finasteride in plasma, simple, fast, and affordable.
6 citations
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February 1989 in “PubMed” Hair glycation can indicate long-term blood sugar levels and diabetic nerve issues.
April 2019 in “Journal of the Endocrine Society” An over-the-counter vitamin/mineral supplement improved hair loss and blood sugar control in a woman with non-classic 11-hydroxylase deficiency.