30 citations
,
December 2014 in “Toxicological Research” Peppermint oil can effectively promote hair growth without being toxic.
27 citations
,
November 2005 in “Archives of Dermatological Research” Choosing hair follicles at the same growth stage leads to more consistent hair growth experiments.
26 citations
,
January 2016 in “Annals of Dermatology” Ecklonia cava polyphenols help increase human hair growth and reduce hair loss.
26 citations
,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
9 citations
,
January 2015 in “Fundamental & clinical pharmacology” Cyclosporine A helps hair grow by blocking a process that would otherwise cause hair cells to die.
6 citations
,
June 2017 in “Asian journal of beauty & cosmetology” Rosa multiflora root extracts may help promote hair growth and have anti-aging benefits.
6 citations
,
January 2017 in “Journal of toxicologic pathology” Rabbit skin with active hair growth shows thicker, redder areas due to larger, more numerous hair follicles and increased blood vessels.
6 citations
,
March 2022 in “PLoS ONE” Centipedegrass extract may promote hair growth by activating certain cell pathways.
5 citations
,
September 2018 in “Bioscience, Biotechnology, and Biochemistry” Thiosulfate may help hair grow faster in mice and works well with a common hair growth treatment.
5 citations
,
February 2008 in “Experimental Dermatology” Cyclosporin A promotes hair growth in mice and increases a protein linked to hair growth, but it may not work the same way in humans.
4 citations
,
March 2020 in “Journal of Cosmetic Dermatology” Plumbago zeylanica extract helps hair growth and reduces a hair loss-related enzyme.
1 citations
,
April 2019 in “Advances in Cosmetic Surgery” Platelet-rich plasma shows potential for hair growth, but more research is needed to determine the best preparation method.
January 2026 in “International Journal of Applied Pharmaceutics” A 10% MSC secretome hair tonic best promotes hair growth in alopecia.
28 citations
,
November 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” GMG-43AC may help reduce unwanted hair growth and treat certain hair loss conditions.
200 citations
,
November 1997 in “Planta” Calcium affects where root hairs grow, but other unknown factors determine their growth direction.
105 citations
,
May 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Activating TRPV3 stops human hair growth.
40 citations
,
January 2016 in “PLoS ONE” Shorter daylight increases hair growth in Cashmere goats.
14 citations
,
August 2009 in “Cancer epidemiology” AHCC reduces hair loss and liver injury caused by chemotherapy in rodents.
12 citations
,
July 2021 in “Scientific Reports” Glutamic acid helps increase hair growth in mice.
12 citations
,
November 2003 in “Journal of the American Academy of Dermatology” Topical diphencyprone helped regrow hair in mice and rats with a condition similar to human hair loss.
11 citations
,
October 2020 in “Plant biotechnology journal” Overexpressing SIMK in alfalfa boosts root hair growth, nodule clustering, and shoot biomass.
9 citations
,
April 2019 in “International Journal of Molecular Sciences” Kojyl cinnamate ester derivatives can promote hair growth by increasing adiponectin production in fat tissues.
8 citations
,
July 2022 in “Frontiers in plant science” pH changes are crucial for root hair growth because they affect enzymes and proteins that control the cell wall and growth.
7 citations
,
January 2019 in “Annals of dermatology/Annals of Dermatology” Synthetic ceramides may help hair growth by boosting cell growth in hair follicles.
5 citations
,
January 2018 in “Skin Pharmacology and Physiology” Curcuma aeruginosa extract lotion significantly reduces underarm hair growth.
4 citations
,
January 2010 in “Laboratory Animal Research” Sodium silicate helped mouse hair grow similarly to a known hair growth treatment.
3 citations
,
December 2019 in “Journal of Cosmetic and Laser Therapy” PRGF treatments increased hair number and thickness in people with hair loss, with more injections leading to better results.
July 2024 in “Frontiers in Pharmacology” Pilose antler extracts help hair growth by activating hair follicle stem cells.
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” A gene network led by RSL4 is crucial for early root hair growth in response to cold in Arabidopsis thaliana.
January 2017 in “Korean Journal of Pharmacognosy” Modified red ginseng extract promotes hair growth and has antioxidant and anti-inflammatory effects.