April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Prostaglandin E2 helps prevent hair loss from radiotherapy by protecting hair growth cells and aiding self-repair.
5 citations
,
June 2010 in “Universitas Psychologica” Progesterone helps protect against stress-related memory and behavior issues in rats.
32 citations
,
December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” 17-β-Estradiol applied to the skin stops hair growth, while ICI 182 780 helps hair grow in mice.
Restolin Hair Supplement may help hair growth but lacks FDA approval and clinical trial evidence.
25 citations
,
February 1977 in “American Journal of Veterinary Research” Increasing daylight to 16 hours in winter can make mares ovulate and cycle earlier.
23 citations
,
July 1979 in “Canadian journal of biochemistry” Spironolactone reduces the number of androgen receptor sites in rat skin by blocking them with its metabolite.
3 citations
,
January 2018 in “Postępy Dermatologii i Alergologii” Longer TA repeats in the SRD5A2 gene may increase acne risk in Chinese people.
1 citations
,
June 2019 in “Journal of Cutaneous Immunology and Allergy” Squaric acid dibutylester can cause severe skin reactions in people with allergies.
January 2024 in “Lecture notes in networks and systems” "TRICHOASSIST" is a system that analyzes hair and scalp images to help diagnose scalp diseases.
April 2023 in “Journal of Investigative Dermatology” Some patients who had a severe drug reaction developed long-term hair loss.
1 citations
,
October 2020 in “Current Drug Discovery Technologies” The research found that compound 6, a newly created steroid, is more effective at inhibiting 5α-reductase (an enzyme) than current treatments, suggesting it could be a better option for treating urinary tract symptoms in men.
August 2002 in “Analytical Sciences” The document concludes that a compound with potential for treating prostate cancer and hair loss was successfully made and its detailed structure was confirmed.
2 citations
,
December 2021 in “ScienceRise” The best way to extract oil from Urtica dioica roots is by using corn oil, a 1:5 ratio of raw material to extract, extracting for 6 hours, and using the maceration method.
October 2002 in “Dermatologic Surgery” June 2026 in “Journal of Investigative Dermatology” Retinoic acids temporarily change skin stem cells to a slower cycle and more differentiated state.
October 2006 in “Urology” The study found that different criteria led to different patient groups in the CombAT study compared to the MTOPS study.
23 citations
,
January 2008 in “Skin Pharmacology and Physiology” Optical coherent tomography can effectively detect steroid use by analyzing hair changes.
1 citations
,
April 2022 in “Crystal Growth & Design” August 2025 in “Journal of the American Academy of Dermatology”
April 2025 in “Dermatology Practical & Conceptual” UV-enhanced trichoscopy helps diagnose hair shaft disorders like pili annulati.
60 citations
,
November 2009 in “General and Comparative Endocrinology” Fadrozole and finasteride change gene expression related to sex hormones and thyroid hormones in frog larvae development.
4 citations
,
December 2014 in “Dermatologica sinica/Zhōnghuá pífūkē yīxué zázhì” The excimer lamp is a safe and effective treatment for severe alopecia areata.
8 citations
,
October 2016 in “Journal of Investigative Dermatology” MR antagonists may improve skin health and wound healing, especially in aging.
February 2026 in “European Urology” April 2025 in “Journal of Advances in Medical and Pharmaceutical Sciences” Spanlastics can improve drug delivery by effectively penetrating biological membranes.
17 citations
,
January 2004 in “European journal of obstetrics, gynecology, and reproductive biology/European journal of obstetrics & gynecology and reproductive biology” Certain hormone medications can treat symptoms like acne and unwanted hair, regulate periods, and prevent pregnancy in women and teenage girls.
1 citations
,
December 2007 in “Journal of Microbiology and Biotechnology” Minoxidil in triamino alpha-cyclodextrin promotes hair growth effectively.
Tridax procumbens may boost the immune system.
3 citations
,
February 2019 in “Journal of Cosmetic Dermatology” The effects of estrogen on human scalp hair growth are unclear and need more research.