Cross-section trichometry is an accurate method to measure hair loss and growth.
February 2013 in “Journal of the American Academy of Dermatology” Certain gene variations may increase the risk of alopecia, and platelet-rich plasma treatment can improve hair density in those with hair loss; a rare case of facial Becker's nevus was linked to uneven beard growth.
June 2012 in “Nature digest” A substance called prostaglandin D2 is linked to stopping hair growth in men with common baldness.
January 2016 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A substance called prostaglandin D2 is found more in bald scalps and it stops hair from growing. Blocking its receptor could potentially treat hair loss.
May 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Prostaglandin D2, found in higher levels in bald scalps, stops hair growth, suggesting that blocking its receptor could potentially treat hair loss.
3 citations
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February 2005 in “Aktuelle Dermatologie” Prolactin and TGF-β receptor blockers might help treat hair loss.
October 2024 in “SPIRE - Sciences Po Institutional REpository” Glypicans help hair follicle stem cells differentiate by interacting with specific receptors, influencing hair growth.
38 citations
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May 1971 in “Clinical genetics” A specific metabolite, not a receptor protein, triggers the production of certain kidney enzymes, but this process is disrupted in mice with a mutation causing testicular feminization.
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.
24 citations
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October 2012 in “The International Journal of Biochemistry & Cell Biology” Testosterone protects female heart cells from stress by activating estrogen receptors.
November 2025 in “International Journal of Molecular Sciences” Combining different drugs can improve hair loss treatment.
53 citations
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June 2017 in “Skin appendage disorders” PRP treatment helps hair growth in most cases, but more research needed.
March 2014 in “Medicina cutánea ibero-latino-americana” Melatonin applied to the scalp helps increase hair density in people with early hair loss.
March 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Restoring hair follicle communication may treat hair loss and improve sexual dysfunction.
January 2026 in “Biology” Androgenetic alopecia is influenced by multiple genes and pathways, with genetic risk varying by population, and personalized treatments are being explored.
12 citations
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April 2020 in “British Journal of Dermatology” Caffeine may help reduce stress-induced hair loss.
December 2025 in “Journal of Cell Communication and Signaling” Vitamin D receptor is crucial for hair health and may help treat hair loss.
May 2023 in “Journal of Cosmetic Dermatology” Androgenetic alopecia is linked to higher cardiovascular and metabolic risks, possibly due to irisin resistance.
64 citations
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March 1984 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Cyproterone acetate effectively reduced hair growth in hirsute patients by lowering androgen levels and altering androgen metabolism.
24 citations
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September 1996 in “Mycoses” Androgenic steroids can slow down or stop the growth of certain skin fungi.
1 citations
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January 2022 in “Food & Function” Certain Egyptian Sabal fruit extracts may help treat anti-androgenic diseases like benign prostatic hyperplasia.
January 2024 in “Journal of Applied Pharmaceutical Science” Procyanidin B2 and leucopelargonidin from Saraca asoca may help treat PCOS by balancing hormones.
24 citations
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August 2017 in “Prostaglandins & Other Lipid Mediators” CRTH2 antagonists might be useful for treating many conditions because they play a role in immune and inflammation responses.
July 2019 in “Journal of the European Academy of Dermatology and Venereology” Some eczema treatments may cause conjunctivitis, many people have sensitive eyes, air pollution can increase skin wrinkles, hair loss medication does not affect sexual function, and dermatologists can help identify torture signs on refugees' skin.
January 2019 in “Central European Journal of Urology”
19 citations
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June 2001 in “Annals of Internal Medicine” Tamoxifen can cause total hair loss but its benefits outweigh this side effect.
128 citations
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March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
43 citations
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May 1986 in “Clinics in Endocrinology and Metabolism” Cyproterone acetate is effective for treating hirsutism and acne but less so for hair loss, with side effects similar to birth control pills.
20 citations
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August 2019 in “Expert Opinion on Drug Safety” Some medications for bladder problems can cause memory issues or mood changes, and doctors should monitor these side effects.
14 citations
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March 2019 in “Journal of Cosmetic Dermatology” Activated platelet-rich plasma helps hair growth by boosting growth factors and cell growth pathways in hair cells.