107 citations
,
September 2002 in “Journal of Investigative Dermatology” Researchers found that hair shedding happens mostly when new hair is growing and involves a unique process.
42 citations
,
March 2006 in “Drug Discovery Today: Therapeutic Strategies” The conclusion is that we need more effective hair loss treatments than the current ones, and these could include new drugs, gene and stem cell therapy, hormones, and scalp cooling, but they all need thorough safety testing.
40 citations
,
June 2009 in “Journal of Cutaneous Pathology” AGA patients have fewer hairs and smaller follicles; T:V ratio above 4:1 may indicate AGA.
24 citations
,
January 2006 in “Skin Pharmacology and Physiology” Finasteride reverses early hair loss and promotes growth.
53 citations
,
November 2006 in “Journal of Endocrinology” Prolactin slows down hair growth in mice.
370 citations
,
September 1999 in “The New England Journal of Medicine” Finasteride and minoxidil are effective for hair loss, but continued research is needed for better treatments.
April 2012 in “Informa Healthcare eBooks” Telogen effluvium is a common hair loss condition where many hairs enter the resting phase, often not noticeable until significant loss occurs, and treatment focuses on the underlying cause.
397 citations
,
February 2004 in “British Journal of Dermatology” Minoxidil boosts hair growth by opening potassium channels and increasing cell activity.
40 citations
,
April 2006 in “Journal of the European Academy of Dermatology and Venereology” The Trichoscan system was found to be inaccurate for measuring hair growth, needing better software to be useful.
13 citations
,
May 2017 in “Dermatologica Sinica” Dengue fever can cause a temporary type of hair loss called telogen effluvium.
13 citations
,
July 2016 in “BMC Complementary and Alternative Medicine” Hominis Placenta helps hair grow back by increasing cell growth and a specific growth factor.
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.
88 citations
,
February 2011 in “Journal of Dermatological Science” Minoxidil helps hair growth by activating the β-catenin pathway.
61 citations
,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” Hair usually grows back 1-3 months after treatment for anagen effluvium, and children with Loose Anagen Hair Syndrome often improve by adolescence.
22 citations
,
November 2013 in “Clinical and experimental dermatology (Print)” Ecklonia cava, a type of seaweed, may help hair grow.
19 citations
,
December 2018 in “Experimental and Molecular Medicine” Small molecule IM boosts hair growth by changing stem cell metabolism.
October 2025 in “International Journal of Advanced Research in Science Communication and Technology” Minoxidil effectively promotes hair growth, especially in a 5% solution, but requires continuous use.
January 2006 in “The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology” Rubus coreanum may help hair growth but not through the tested mechanisms, and none of the herbal extracts help with acne.
January 2011 in “Medicina interna de México” The document concludes that treating the underlying causes of telogen effluvium usually results in hair regrowth.
87 citations
,
April 2018 in “Biochemical and Biophysical Research Communications” Exosomes from dermal papilla cells can help grow hair and might treat hair loss.
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.
226 citations
,
September 2001 in “Journal of The American Academy of Dermatology” Hair loss in women is genetic, diagnosed by examination and biopsy, and treated with minoxidil, finasteride, or transplantation.
75 citations
,
October 1996 in “Dermatologic Clinics” Chronic Telogen Effluvium is a hair loss condition in middle-aged women that usually doesn't lead to complete baldness.
1 citations
,
July 2018 in “Elsevier eBooks” Triple horizontal scalp biopsies are 98% accurate in diagnosing hair loss, better than single biopsies.
47 citations
,
July 2005 in “British Journal of Dermatology” Topical vitamin D3 does not prevent hair loss from chemotherapy.
27 citations
,
June 2013 in “Genes & development” Cav1.2 affects hair growth and could be a target for hair loss treatments.
25 citations
,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Phototrichogram and hair diameter measurements are effective, noninvasive ways to assess hair growth and detect early hair loss, with the most common pattern being reduced hair density.
24 citations
,
November 2013 in “British Journal of Dermatology” Chemotherapy causes hair loss starting soon after treatment begins and recovers about 3 months after ending, while tamoxifen does not significantly affect hair growth.
20 citations
,
August 2009 in “Journal of The European Academy of Dermatology and Venereology” Occipital scalp affects female hair loss; terminal/vellus ratio helps diagnose androgenetic alopecia.
12 citations
,
May 2014 in “International Journal of Molecular Medicine” Chrysanthemum zawadskii extract helps hair grow by stimulating hair cells.