26 citations
,
January 2016 in “Annals of Dermatology” Ecklonia cava polyphenols help increase human hair growth and reduce hair loss.
24 citations
,
March 2022 in “Frontiers in plant science” Plant root hair growth is mainly controlled by hormones like auxin and ethylene, which promote growth, while others like brassinosteroid inhibit it.
6 citations
,
March 2022 in “PLoS ONE” Centipedegrass extract may promote hair growth by activating certain cell pathways.
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
,
October 1997 in “CNS Drugs” Psychotropic drugs can cause hair loss or excessive hair growth.
2 citations
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December 2014 in “Research & Reviews: Journal of Pharmacy and Pharmaceutical Sciences” Carrot extract in gel form may help hair grow better.
January 2026 in “International Journal of Applied Pharmaceutics” A 10% MSC secretome hair tonic best promotes hair growth in alopecia.
75 citations
,
October 2002 in “Journal of Dermatological Science” Sophora flavescens extract may help hair grow by affecting growth factors and blocking a hair-related enzyme.
64 citations
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March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
47 citations
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May 1995 in “Journal of Investigative Dermatology” Hair follicles in people with alopecia have lower levels of a key blood vessel growth protein.
37 citations
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April 2017 in “npj Regenerative Medicine” PDGF signaling is crucial for maintaining and renewing hair follicle stem cells, which could help treat hair loss.
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
,
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
,
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.
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.
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.
105 citations
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May 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Activating TRPV3 stops human hair growth.
25 citations
,
April 2015 in “Current problems in dermatology” Hair regrowth slows with age and can be affected by treatments that change enzyme activity in the skin.
21 citations
,
January 2015 in “Journal of Dermatological Science” Ginsenosides in Panax ginseng boost hair growth like minoxidil.
12 citations
,
July 2021 in “Scientific Reports” Glutamic acid helps increase hair growth in mice.
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.
6 citations
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October 2013 in “Plastic and Reconstructive Surgery – Global Open” HSL treatment speeds up hair growth and reduces oxidative stress in hair follicles of ob/ob mice.
5 citations
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January 2018 in “Skin Pharmacology and Physiology” Curcuma aeruginosa extract lotion significantly reduces underarm hair growth.
4 citations
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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.