April 2024 in “Journal of wildlife diseases” Muskox hair growth rates vary widely, so a single growth rate can't be used for all populations.
January 2019 in “Analytical Science and Technology” About 21% of tested hair loss supplements contained illegal synthetic drugs.
March 2005 in “Journal of The American Academy of Dermatology” Two cosmetic lotions improved hair growth and had better cosmetic effects than 2% minoxidil.
June 1996 in “Archives of Dermatology” Minoxidil, tretinoin, and finasteride may help hair regrowth in mild to moderate androgenetic alopecia.
February 2026 in “Journal of Integrative Neuroscience” NGF-modified hair follicle stem cells may help treat Alzheimer's by improving brain function and reducing harmful proteins.
12 citations
,
May 2014 in “International Journal of Molecular Medicine” Chrysanthemum zawadskii extract helps hair grow by stimulating hair cells.
7 citations
,
September 2014 in “European Journal of Dermatology” Thicker hair grows faster; hair loss patients have slower growth.
53 citations
,
March 2014 in “Growth Hormone & IGF Research” IGF-1 injections help mice grow more hair by increasing cell growth and blocking a hair growth inhibitor.
54 citations
,
June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Disruptions in hair follicle fibroblast dynamics can cause hair growth problems.
34 citations
,
January 1943 in “Endocrinology” Adrenalectomy boosts hair growth and melanin in black rats, even with vitamin B¹ deficiency.
27 citations
,
February 2017 in “Biomedicine & Pharmacotherapy” White wax and policosanol from white wax effectively reduced hair loss and promoted hair growth in mice better than a known hair growth drug.
25 citations
,
September 2020 in “Molecules” Quercitrin may help treat hair loss by promoting hair growth and improving cell health.
2 citations
,
October 2018 in “Archives of Dermatological Research” Tofacitinib helps mice grow more hair by increasing noggin and BMP4 levels, possibly better than minoxidil.
271 citations
,
March 1999 in “Developmental biology” The research shows that a gene called Wnt3 affects hair growth and structure, causing short hair and balding when overactive.
211 citations
,
October 2001 in “The FASEB Journal” Noggin is necessary to start the hair growth phase in skin after birth.
205 citations
,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
192 citations
,
March 1998 in “British Journal of Dermatology” Minoxidil boosts growth factor in hair cells, potentially promoting hair growth.
170 citations
,
July 2012 in “Journal of Investigative Dermatology” Wnt ligands are crucial for hair growth and repair.
136 citations
,
May 2019 in “Cells” Stem cell therapy, particularly using certain types of cells, shows promise for treating hair loss by stimulating hair growth and development, but more extensive trials are needed to confirm these findings.
127 citations
,
December 2005 in “Experimental Dermatology” Stress can stop hair growth in mice, and treatments can reverse this effect.
101 citations
,
January 1997 in “Journal of Investigative Dermatology Symposium Proceedings” Nerves and chemicals in the body can affect hair growth and loss.
91 citations
,
April 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.
81 citations
,
June 2010 in “Journal of Dermatological Treatment” The document concludes that minoxidil and finasteride are proven for hair growth, herbal remedies show promise, but more research is needed to confirm their effectiveness.
76 citations
,
March 2005 in “Journal of Molecular Medicine” Certain mice without specific receptors or mast cells don't lose hair from stress.
73 citations
,
June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
69 citations
,
April 2019 in “Biomedicines” PRP and HF-MSCs treatment improves hair growth, thickness, and density in androgenetic alopecia.
68 citations
,
March 1965 in “The BMJ” Hormones and genetics affect hair growth and patterns, with some changes reversible and others not.
66 citations
,
August 2001 in “Experimental Dermatology” Human hair follicle cells can grow hair when put into mouse skin if they stay in contact with mouse cells.
64 citations
,
January 2015 in “BioMed Research International” Certain growth factors can promote hair growth in mice by activating hair growth-related proteins.
59 citations
,
May 2014 in “Expert Opinion on Therapeutic Targets” The document concludes that targeting 5α-reductase, the androgen receptor, and hair growth genes, along with using compounds with anti-androgenic properties, could lead to more effective hair loss treatments.