58 citations
,
January 2006 in “Skin Pharmacology and Physiology” High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
25 citations
,
August 2015 in “International Journal of Cosmetic Science” Malva verticillata seed extract might help treat hair loss by activating hair growth signals in skin cells.
18 citations
,
February 2018 in “International Journal of Molecular Sciences” PGD2 increases androgen receptor activity in hair cells, which could be targeted to treat hair loss.
October 2025 in “Records of Natural Products” Kaempferol promotes hair growth and could be a natural treatment for hair loss.
4 citations
,
December 2015 in “Journal of Medicinal Plants Research” A plant mixture extract helped grow hair by boosting cell growth and growth factors while blocking a hair loss-related enzyme.
January 2021 in “Journal of cosmetology & trichology” L-(+)-Tartaric Acid may help increase certain hair growth genes without harming cells.
62 citations
,
February 2016 in “ACS Applied Materials & Interfaces” Technique creates 3D cell spheroids for hair-follicle regeneration.
43 citations
,
March 2009 in “Journal of Cellular and Molecular Medicine” TGF-β2 plays a key role in human hair growth and development.
36 citations
,
February 2017 in “BMC Complementary and Alternative Medicine” Geranium sibiricum extract helps hair grow and is more effective than minoxidil but can be toxic in high concentrations.
20 citations
,
August 2015 in “International Journal of Molecular Medicine” Human placental extract may help hair growth by affecting certain cell signals and could be more effective with minoxidil.
March 2024 in “Medical lasers” Multiple-wavelength radiation helps hair grow by boosting early hair follicle development.
March 2024 in “Journal of Microbiology and Biotechnology” Phloroglucinol may help improve hair loss by promoting hair growth and reducing oxidative stress.
30 citations
,
November 2013 in “PLOS ONE” Androgen receptor signaling causes early aging of cells important for hair growth by damaging their DNA.
13 citations
,
September 2010 in “Journal of Dermatological Science” Researchers made a cell line that grows quickly and can help with hair growth research.
256 citations
,
October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Growing human skin cells in a 3D environment can stimulate new hair growth.
88 citations
,
February 2011 in “Journal of Dermatological Science” Minoxidil helps hair growth by activating the β-catenin pathway.
34 citations
,
February 1999 in “Journal of Dermatological Science” Minoxidil boosts enzymes that help hair growth.
16 citations
,
July 2020 in “International Journal of Molecular Sciences” Ruxolitinib may help treat hair loss by reducing inflammation, promoting hair growth signals, and protecting hair follicle immunity.
16 citations
,
October 2019 in “Biological & Pharmaceutical Bulletin” Houttuynia cordata extract may help hair grow by improving cell survival and increasing cell growth.
14 citations
,
November 2007 in “Journal of Dermatological Science” Vitamin C derivative may promote hair growth by activating specific genes.
12 citations
,
May 2015 in “Molecular Medicine Reports” Troxerutin helps protect skin cells from oxidative stress and may be good for treating hair loss.
11 citations
,
September 2014 in “International Journal of Molecular Sciences” Mycophenolate helps reverse hair loss effects caused by IFN-γ by activating a key hair growth pathway.
9 citations
,
November 2019 in “Scientific reports” The AC 2 peptide from Trapa japonica fruit helps protect hair cells and may treat hair loss.
8 citations
,
March 2020 in “Frontiers in Cell and Developmental Biology” Researchers created immortal human skin cells with constant testosterone receptor activity to study hair loss and test treatments.
8 citations
,
May 2017 in “Chinese Journal of Integrative Medicine” Miscanthus sinensis flower extract may help promote hair growth and prevent hair loss.
March 2026 in “Scientific Reports” Ferulic acid may help hair grow by activating certain receptors in cells.
19 citations
,
December 2016 in “PLOS ONE” Early-stage skin cells help regenerate hair follicles, with proteins SDF1, MMP3, biglycan, and LTBP1 playing key roles.
27 citations
,
September 1999 in “Journal of Investigative Dermatology” Human skin cells contain Protease Nexin-1, and male hormones can decrease its levels, potentially affecting hair growth.
9 citations
,
June 2020 in “Tissue Engineering and Regenerative Medicine” HHORSC exosomes and PL improve hair growth treatment outcomes.
26 citations
,
February 2012 in “Journal of Investigative Dermatology” Human hair follicle cells can be successfully transformed into different types of cells, but not more efficiently than other adult cells.