41 citations
,
January 2007 in “Journal of Korean Medical Science” Minoxidil and ATRA together boost hair growth more effectively than minoxidil alone.
41 citations
,
July 2015 in “Current Drug Discovery Technologies” Some plants may help with hair growth and have fewer side effects than synthetic drugs, but more research is needed to confirm their effectiveness.
34 citations
,
April 2018 in “EMBO journal” The protein SLC1A3 is important for activating skin stem cells and is necessary for normal hair and skin growth in mice.
34 citations
,
January 1943 in “Endocrinology” Adrenalectomy boosts hair growth and melanin in black rats, even with vitamin B¹ deficiency.
32 citations
,
December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” 17-β-Estradiol applied to the skin stops hair growth, while ICI 182 780 helps hair grow in mice.
27 citations
,
September 2017 in “Journal of Medicinal Food” Annurca apple supplement safely increases hair growth and keratin in humans.
27 citations
,
May 2017 in “Marine Drugs” Undariopsis peterseniana extract helps hair grow by activating certain cell growth pathways and could be a new treatment for hair loss.
24 citations
,
October 2017 in “Biomolecules” Some growth factors, while important for normal body functions, can cause diseases when not regulated properly.
20 citations
,
June 2014 in “BMC genomics” Poplar seed hairs grow from the placenta at the ovary base, with endoreduplication playing a key role in their development, and share similar cellulose synthesis processes with cotton fibers.
16 citations
,
October 2019 in “Biological & Pharmaceutical Bulletin” Houttuynia cordata extract may help hair grow by improving cell survival and increasing cell growth.
15 citations
,
July 2016 in “Biochemical Journal” Wnt proteins from certain skin cells are crucial for normal hair growth and renewal.
14 citations
,
September 2018 in “International Journal of Molecular Sciences” Mackerel-derived fermented fish oil helps hair grow by activating growth pathways and increasing cell proliferation.
14 citations
,
April 2016 in “Cell Transplantation” Neural stem cell extract can safely promote hair growth in mice.
10 citations
,
January 2021 in “Journal of Ginseng Research” Red ginseng oil may help grow hair and protect skin from UVC light.
8 citations
,
January 2016 in “Evidence-based Complementary and Alternative Medicine” Rumex japonicus extract may promote hair growth more effectively than Minoxidil.
8 citations
,
March 1942 in “Journal of Endocrinology” Thyroid hormone treatments help thyroidectomized rats grow normally.
7 citations
,
April 2018 in “Molecular Medicine Reports” BeauTop helps hair grow by increasing certain growth factors.
2 citations
,
January 2014 in “Hair therapy & transplantation” New treatments for hair growth disorders are needed due to limited current options and complex hair follicle biology.
1 citations
,
December 2016 in “Trichology and cosmetology:” Panax ginseng might help with hair growth and has fewer side effects than synthetic treatments.
November 2025 in “Nature Communications” Hair growth may involve a pulling force from the outer root sheath.
March 2014 in “Journal of The American Academy of Dermatology” Mycophenolic acid may help hair grow by activating pathways important for hair growth.
March 2012 in “Journal of The American Academy of Dermatology” Higher levels of certain nerve-related proteins are linked to hair loss in women with scalp pain.
January 1989 in “Clinical and Experimental Dermatology” The symposium concluded that hair growth involves complex processes, including the hair follicle life cycle, the role of the dermal papilla, hair strength, pigmentation, and the impact of diseases and treatments like minoxidil on hair and skin.
March 2005 in “Journal of The American Academy of Dermatology” Herbal extract improves hair growth in female pattern baldness.
205 citations
,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
194 citations
,
March 2003 in “American Journal of Pathology” Stress stops hair growth in mice by causing early hair growth phase end and harmful inflammation through a specific nerve-related pathway.
101 citations
,
January 1997 in “Journal of Investigative Dermatology Symposium Proceedings” Nerves and chemicals in the body can affect hair growth and loss.
98 citations
,
December 2003 in “The FASEB Journal” Thymosin β4 promotes hair growth by activating stem cells in hair follicles.
76 citations
,
March 2005 in “Journal of Molecular Medicine” Certain mice without specific receptors or mast cells don't lose hair from stress.
66 citations
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July 2007 in “Journal of Molecular Medicine” Stress increases certain chemicals in the skin and nerves, which might worsen skin conditions.