2 citations
,
August 2020 in “Natural Product Communications” A mix of Platycladus orientalis leaf extract and alpha-terpineol helps mice grow hair by increasing growth factors and cell growth.
Plucked hair follicles grow faster than conventional ones, making them a potentially better option for hair transplants.
91 citations
,
April 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.
7 citations
,
January 1981 in “Springer eBooks” The document concludes that hair biology is complex and there are still unanswered questions about hair loss and follicle changes.
4 citations
,
January 2020 in “BioMed Research International” Timosaponin BII, a plant extract, was found to promote hair growth in mice, similarly to minoxidil.
July 2024 in “Journal of Investigative Dermatology” Ashwagandha nanoparticles help hair grow by increasing a growth factor.
44 citations
,
March 2004 in “Journal of Investigative Dermatology” The effects of estrogen on human hair growth are unclear and need more research.
23 citations
,
September 2011 in “Journal of Dermatological Science” Red LED light helps mouse hair grow by increasing growth factors from skin cells.
7 citations
,
September 2014 in “Beni-Suef University Journal of Basic and Applied Sciences” Cuscuta reflexa extracts and an isolate promoted hair growth and could be natural treatments for hair loss.
May 2025 in “Journal of Traditional Chinese Medical Sciences” Stellera chamaejasme L. extract promotes hair growth by activating hair growth genes.
520 citations
,
February 2001 in “Journal of Clinical Investigation” VEGF helps hair grow and determines follicle size by increasing blood vessel growth.
30 citations
,
December 2018 in “International Journal of Biological Macromolecules” Chitosan and surface-deacetylated chitin nanofibers may help treat hair loss.
8 citations
,
July 2017 in “Biochemical and biophysical research communications” A new compound, BOI, can help hair grow by changing hair cycle phases and increasing certain cell contents.
3 citations
,
August 2013 in “Stem cells” Certain inhibitors applied to the skin can promote hair growth by maintaining a key hair growth signal.
3 citations
,
June 2006 in “Expert Review of Dermatology” The document concludes that hair loss is complex, affects many people, has limited treatments, and requires more research on its causes and psychological impact.
1 citations
,
May 2021 in “Journal of Cosmetic Dermatology” Cosmetic foam product reduces hair loss and increases hair density in men.
1 citations
,
July 2016 in “Livestock science” Nerve growth factor helps cashmere goat hair cells grow and is more active during the hair growth phase.
November 2025 in “Archives of Dermatological Research” Limelight (CB-EVs) safely promotes hair growth.
64 citations
,
March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
32 citations
,
April 2016 in “Journal of Investigative Dermatology” STAT5 activation is crucial for starting the hair growth phase.
30 citations
,
May 2010 in “British Journal of Dermatology” Intermediate hair follicles are a better model for studying hair growth and testing hair loss treatments.
20 citations
,
October 2008 in “Archives of dermatological research” Angiogenin helps hair grow by stimulating cell growth and blood vessel formation.
26 citations
,
October 2007 in “Experimental Dermatology” L-Carnitine-L-tartrate may help hair grow and prevent hair loss.
3 citations
,
March 2020 in “International Journal of Molecular Sciences” Thymosin β4 helps increase hair growth in Cashmere goats.
Chrysanthemum zawadskii extract may help treat hair loss by promoting hair growth and affecting growth factors.
130 citations
,
January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
112 citations
,
July 1998 in “Journal of Investigative Dermatology” Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.
46 citations
,
August 2003 in “The journal of investigative dermatology/Journal of investigative dermatology” Phosphatidic acid may help hair grow by affecting cell growth pathways.
40 citations
,
April 2006 in “Journal of the European Academy of Dermatology and Venereology” The Trichoscan system was found to be inaccurate for measuring hair growth, needing better software to be useful.
34 citations
,
December 1991 in “Annals of the New York Academy of Sciences” The conclusion is that small hair follicles cause baldness in macaques, and treatments like antiandrogens and minoxidil can prevent hair loss and promote regrowth.