Melatonin may help hair growth by affecting certain cell signals, and the paper improved after revisions.
32 citations,
January 2022 in “International Journal of Molecular Sciences” Melatonin, a hormone, can help protect skin from aging by reducing stress, inflammation, and damage, and may also help treat hair loss in women.
44 citations,
October 2019 in “International Journal of Molecular Sciences” Melatonin, usually known for sleep regulation, also has antioxidant properties that can protect skin, stimulate hair growth, and improve skin conditions, with topical application being more effective than oral use.
June 2008 in “Experimental dermatology” Melatonin protects skin and hair from damage and stress by acting as an antioxidant and influencing cell growth.
349 citations,
January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.