4 citations,
January 2011 in “Journal of Cosmetics, Dermatological Sciences and Applications” Vitamin B12 may promote hair growth by affecting certain cell processes.
95 citations,
May 2012 in “British Journal of Dermatology” Androgens block hair growth by disrupting cell signals; targeting GSK-3 may help treat hair loss.
September 2017 in “Journal of Investigative Dermatology” Fermented mackerel oil was found to promote hair growth by activating certain cell signals and increasing cell growth.
2 citations,
May 2023 in “Plants” Allium hookeri extract may help promote hair growth and protect cells from damage.
85 citations,
April 2012 in “PLOS ONE” Valproic Acid helps regrow hair in mice and activates a hair growth marker in human cells.