51 citations,
December 2017 in “Skin Appendage Disorders” Stress may trigger hair loss by affecting immune protection in hair follicles.
218 citations,
December 2011 in “Advances in Urology” The document concludes that the 5 alpha-reductase enzymes are important in steroid metabolism and related to various human diseases, with inhibitors used to treat conditions like male pattern baldness and prostate issues.
2 citations,
May 2022 in “Cosmetics” Further research is needed to understand how the microbiome affects hair loss in Alopecia Areata.
June 2001 in “International Journal of Cosmetic Surgery and Aesthetic Dermatology” Finasteride improves hair growth in men with androgenetic alopecia.
November 2022 in “Journal of Investigative Dermatology” The extract of Silybum marianum, Manganese PCA, and Lespedeza capitata can boost hair growth and extend the growth phase when combined in a serum.
47 citations,
August 2016 in “Fitoterapia” Some herbs and their components might help treat hair loss by affecting various biological pathways, but more research and regulation are needed.
Avicennia Marina extract and avicequinone C can reduce hair loss hormone production and increase hair growth factors, suggesting they could be used to treat androgenic alopecia.
10 citations,
June 2019 in “International Journal of Cosmetic Science” Some plant-based chemicals may help with hair growth, but more research is needed to confirm their effectiveness.
Blocking 11β-HSD1 reduces stress hormone damage in hair growth cells.
18 citations,
August 2012 in “Journal of The American Academy of Dermatology” Estrogen therapy helped regrow hair in a bald man.