January 2021 in “Journal of cosmetology & trichology” L-(+)-Tartaric Acid may help increase certain hair growth genes without harming cells.
Malva verticillata seed extracts, specifically linoleic acid, can help reduce hair loss and promote hair growth by activating a specific pathway in hair cells.
October 2018 in “InTech eBooks” The most effective treatments for hair loss are minoxidil, finasteride, PRP, and hair transplants, with steroids and immunosuppressants for autoimmune types.
August 2016 in “Journal of Investigative Dermatology” The enzyme CD73 helps control human hair growth and could be targeted to treat hair growth disorders.
256 citations,
October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Growing human skin cells in a 3D environment can stimulate new hair growth.
205 citations,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
190 citations,
October 2002 in “The FASEB journal” Androgens may cause hair loss by increasing TGF-beta1 from scalp cells, which inhibits hair cell growth.
120 citations,
November 2014 in “Biological Reviews” The telogen phase of hair growth is active and important for preparing hair follicles for regeneration, not just a resting stage.
72 citations,
October 2009 in “The FASEB journal” TRH stimulates human hair growth and extends the hair growth phase.
70 citations,
April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.