January 2018 in “The Korea Journal of Herbology” Puerariae Radix water extract may boost hair growth by increasing specific gene expression.
211 citations
,
April 2013 in “Development” More dermal papilla cells in hair follicles lead to larger, healthier hair, while fewer cells cause hair thinning and loss.
92 citations
,
June 2005 in “Journal of Investigative Dermatology” All-trans retinoic acid causes hair loss by increasing TGF-β2 in hair follicle cells.
March 2026 in “FEBS Open Bio” 5-ALA and FAC together help hair grow by activating key cells.
113 citations
,
November 2017 in “Scientific Reports” Tiny particles from stem cells help activate hair growth cells and encourage hair growth in mice without being toxic.
39 citations
,
June 2013 in “Journal of Cosmetic Dermatology” Herbal extracts and platelet-rich plasma together may help increase hair growth by making certain cells grow more, through specific cell growth pathways.
23 citations
,
September 2011 in “Journal of Dermatological Science” Red LED light helps mouse hair grow by increasing growth factors from skin cells.
14 citations
,
March 2019 in “Journal of Cosmetic Dermatology” Activated platelet-rich plasma helps hair growth by boosting growth factors and cell growth pathways in hair cells.
3 citations
,
January 2018 in “Chiang Mai University Journal” Centella asiatica extract may help promote hair growth.
2 citations
,
November 2021 in “Cell Biology International” miR-122 causes hair loss by killing hair cells.
1 citations
,
April 2023 in “Biomaterials advances” Gellan gum hydrogels help recreate the environment needed for hair growth cell function.
July 2025 in “Scientific Reports” Serotonin helps hair grow by activating certain cells.
June 2025 in “Current Issues in Molecular Biology” Meloside A may help protect hair cells from damage linked to hair loss.
July 2024 in “Biological and Pharmaceutical Bulletin” Licorice extract helps hair growth and may treat hair loss.
February 2023 in “Scientific Reports” Cold Atmospheric Microwave Plasma (CAMP) helps hair cells grow and could potentially treat hair loss.
November 2022 in “Journal of Investigative Dermatology” The medicine Cyclosporin A might cause excessive hair growth by reducing a protein that controls hair growth.
Blocking 11β-HSD1 reduces stress hormone damage in hair growth cells.
August 1994 in “Journal of dermatological science” Different substances affect hair and skin cell growth in various ways.
Avicennia marina extract and avicequinone C can potentially promote hair growth and treat hair loss by interfering with hair loss mechanisms and boosting growth factors.
66 citations
,
February 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Adenosine may promote hair growth by increasing FGF-7 levels in dermal papilla cells.
November 2022 in “Scientific Data” The research identified genes and non-coding RNAs in cells that could be affected by testosterone, which may help understand hair loss and prostate cancer.
2 citations
,
August 2023 in “Experimental Dermatology” HEY2+ cells help regenerate skin during wound healing.
May 2026 in “BMC Medicine” ACOD1 deficiency worsens hair loss by causing cell aging and mitochondrial problems, but 4-OI may help.
32 citations
,
July 2012 in “Stem Cells Translational Medicine” Vitamin D3 can help improve hair growth by enhancing the function of specific skin cells and could be useful in hair regeneration treatments.
24 citations
,
March 2001 in “Journal of Endocrinology/Journal of endocrinology” Red deer only have androgen receptors in neck hair cells for mane growth during breeding season.
23 citations
,
January 2018 in “International Journal of Molecular Medicine” Baicalin helps hair growth by activating specific cell signals and pathways.
4 citations
,
March 2020 in “Journal of Cosmetic Dermatology” Plumbago zeylanica extract helps hair growth and reduces a hair loss-related enzyme.
2 citations
,
January 2022 in “Oxidative Medicine and Cellular Longevity” Exosomes from dermal papilla cells help hair follicle stem cells grow and survive.
2 citations
,
April 2021 in “International Journal of Molecular Sciences” The study concluded that changing the culture conditions can cause sika deer skin cells to switch from a flat to a 3D pattern, which is important for creating hair follicles.
2 citations
,
October 2017 in “Revista Da Associacao Medica Brasileira” Removing p16INK4a from skin cells can lead to faster and more clumped growth, which might help with hair growth.