42 citations
,
February 2021 in “Signal Transduction and Targeted Therapy” Hair follicle regeneration possible, more research needed.
33 citations
,
January 2018 in “The Journal of Clinical Endocrinology & Metabolism” Metformin improves menstrual cycles and hormone levels in women with PCOS, mostly within the first 6 months.
13 citations
,
September 2010 in “Journal of Dermatological Science” Researchers made a cell line that grows quickly and can help with hair growth research.
12 citations
,
February 1997 in “British Journal of Dermatology” The enzyme type 1 5α-reductase is more active in the hair follicle's lower part than in the skin's outer layer.
10 citations
,
July 2011 in “British Journal of Dermatology” Lower growth factors linked to balding in androgenetic alopecia.
8 citations
,
April 2020 in “Journal of Ethnopharmacology” Herbs might help with hair loss, but more research is needed to confirm their safety and effectiveness.
7 citations
,
November 2022 in “Communications biology” Keratin injections can promote hair growth by affecting hair-forming cells and tissue development.
7 citations
,
October 2000 in “Allergo Journal” Stress may affect hair growth by influencing hair follicle development and could contribute to hair loss.
6 citations
,
September 2020 in “Advanced Biology” Blue-light activation of TrkA improves hair-follicle stem cells' ability to become neurons and glial cells.
1 citations
,
May 2017 in “InTech eBooks” Some natural remedies may help with hair regrowth, but more research is needed to confirm their effectiveness and safety.