Estrogen and its receptors play a key role in hair growth, with differences between males and females.
January 2003 in “Journal of Clinical Dermatology” Cyclosporin promotes hair growth by boosting cell growth and reducing cell death.
44 citations,
February 2012 in “The journal of neuroscience/The Journal of neuroscience” Mutations in the PTPRQ gene cause significant balance issues in mice due to hair bundle defects in the inner ear.
94 citations,
February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
92 citations,
June 2005 in “Journal of Investigative Dermatology” All-trans retinoic acid causes hair loss by increasing TGF-β2 in hair follicle cells.
39 citations,
July 2007 in “Archives of Pharmacal Research” A tripeptide-copper complex may help hair grow by increasing cell growth and decreasing cell death.
23 citations,
February 2015 in “International Journal of Molecular Sciences” Colchicine can inhibit hair growth by affecting cell activity and protein expression in hair follicles.
13 citations,
December 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Nicotinamide applied to the scalp can slow down hair growth.
7 citations,
January 2010 in “Animal” Angora goat hair grows faster and produces more protein than cashmere goat hair, and certain hormones and nutrients positively affect hair growth and protein synthesis.
January 2013 in “Italian journal of anatomy and embryology” Platelet Rich Plasma can help human hair grow in a lab setting.
132 citations,
September 2009 in “Experimental Dermatology” A reliable system was developed to distinguish hair growth stages, aiding in identifying hair growth promoters or inhibitors.
44 citations,
March 2004 in “Journal of Investigative Dermatology” The effects of estrogen on human hair growth are unclear and need more research.
36 citations,
November 2009 in “Journal of Investigative Dermatology” Prolactin may affect hair growth differently based on gender and scalp area.
21 citations,
January 2020 in “Pharmaceutical Biology” Salvia plebeia extract can stimulate hair growth.
17 citations,
February 2013 in “PLOS ONE” 6-Gingerol, found in ginger, may slow down hair growth and could be used for hair removal.
2 citations,
February 2019 in “JOJ dermatology & cosmetics” Anagen grow, a herbal hair serum, effectively promotes hair growth and could be an alternative to finasteride and beneficial for Minoxidil users.
2 citations,
February 2014 in “Journal of the European Academy of Dermatology and Venereology” High levels of prolactin in the blood can be linked to widespread hair loss.
June 2022 in “Pflügers Archiv - European Journal of Physiology” The enzyme sEH is important for hair growth and its inhibition could help treat hair loss.
January 2021 in “Figshare” Melatonin helps Cashmere goat hair follicles grow by affecting stem cell signals and the surrounding microenvironment.
January 2019 in “Archives of dermatology and skin care” Biomimetic peptides were found to promote hair growth and prolong the growth phase in human hair follicles.
January 2018 in “Springer eBooks” Gender affects hair and scalp characteristics, with differences in hormone responses, graying patterns, and trace metals.
January 2018 in “Figshare” Melatonin helps Cashmere goat hair follicles grow by affecting genes and cell signals important for their development and environment.
January 2018 in “Figshare” Melatonin helps Cashmere goats grow more hair by affecting genes and cell signals important for hair and blood vessel development.
26 citations,
January 2016 in “Annals of Dermatology” Ecklonia cava polyphenols help increase human hair growth and reduce hair loss.
January 2020 in “Journal of dermatology research and therapy” Most over-the-counter hair loss treatments lack strong evidence of effectiveness but cost nearly as much as the proven treatment, minoxidil.
11 citations,
June 2012 in “Acta histochemica” Mice with a Gsdma3 gene mutation have thicker skin and longer hair follicle openings due to increased β-catenin levels.
9 citations,
June 2020 in “BMC Molecular and Cell Biology” Stress hormone CRF can cause hair loss by affecting hair growth cells and hormones.
8 citations,
January 2007 in “Hair transplant forum international” Vitamin B12 improves the health and growth of hair micrografts.
1 citations,
July 2021 in “Dermatologic Surgery” Removing the outer layer of skin cells from hair grafts does not change the graft survival rate but may improve how it looks right after surgery.
July 2024 in “Experimental Dermatology” AP collagen peptides help hair grow and improve hair health.