60 citations,
October 2005 in “Experimental Dermatology” Zinc can both inhibit and stimulate mouse hair growth, and might help recover hair after chemotherapy.
19 citations,
January 2015 in “Journal of Clinical and Diagnostic Research” The main causes of diffuse hair loss in women are telogen effluvium and androgenetic alopecia, often related to stress and iron deficiency.
3 citations,
April 2014 in “Journal of Dietary Supplements” CARI ONE helps start hair growth and makes hair follicles bigger and more numerous.
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.
64 citations,
March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
8 citations,
January 2014 in “BioMed Research International” Eclipta alba extract was found to be effective in promoting hair growth in hairless mice.
25 citations,
November 2012 in “Phytotherapy Research” Crataegus pinnatifida extract may help increase hair growth and thickness in mice.
19 citations,
May 2004 in “The American Journal of Dermatopathology” The research found that a specific gene mutation causes fewer hair follicles and disrupted hair growth cycles, leading to thin and short hair in people with Hypotrichosis with Juvenile Macular Dystrophy.
50 citations,
May 2004 in “Journal der Deutschen Dermatologischen Gesellschaft” Estrogens generally inhibit hair growth and improve skin quality, but their exact effects on hair follicles are complex and not fully understood.
67 citations,
November 2002 in “Journal of The American Academy of Dermatology” The document concludes that careful evaluation is key to diagnose and treat women with hair loss, with tests for thyroid, iron, and hormones as needed.
9 citations,
March 2009 in “European Journal of Dermatology” Schisandra nigra extract may help hair grow by stimulating cells and preventing hair follicle damage.
31 citations,
September 2009 in “Natural Product Research” Citrullus colocynthis fruit extract may effectively treat testosterone-related hair loss, similar to finasteride.
January 2012 in “Postgraduate obstetrics & gynecology” Up to half of women by age 50 experience significant hair loss, with various types and treatments available.
12 citations,
January 2010 in “European Journal of Dermatology” Norgalanthamine from Crinum asiaticum may help hair grow.
275 citations,
March 1999 in “Journal of The American Academy of Dermatology” Chemotherapy can cause various skin reactions, with hair loss being the most common, and proper diagnosis and treatment of these reactions are important.
115 citations,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
26 citations,
October 2007 in “Experimental Dermatology” L-Carnitine-L-tartrate may help hair grow and prevent hair loss.
42 citations,
September 2000 in “British Journal of Dermatology” Some children are born with unusually short, fine hair because their hair growth phase is short, but this often gets better by itself during puberty.
12 citations,
January 2007 in “Current problems in dermatology” Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.
6 citations,
May 1987 in “Acta dermato-venereologica” Syphilis patients showed abnormal hair root changes, with no difference between primary and secondary stages.
75 citations,
October 2002 in “Journal of Dermatological Science” Sophora flavescens extract may help hair grow by affecting growth factors and blocking a hair-related enzyme.
January 2015 in “Hair therapy & transplantation” Some botanical products may help increase hair growth in people with alopecia, but more research is needed.
8 citations,
September 2017 in “Journal of Natural Medicines” Applying an extract from Perilla frutescens helps hair grow and fights the effects of hair loss hormones.
27 citations,
September 2017 in “Archives of Dermatological Research” Topical tofacitinib may grow hair better than minoxidil by increasing VEGF and reducing inflammation.
34 citations,
June 1990 in “British Journal of Dermatology” Etretinate treatment changed hair growth patterns in many patients.
12 citations,
June 2006 in “Anais Brasileiros de Dermatologia” The study found average numbers for different types of hair follicles in the scalp and observed differences between men and women, suggesting reasons for more common hair shedding in women.
53 citations,
October 2012 in “The FASEB Journal” Bimatoprost, a glaucoma medication, may also help treat hair loss.
Chrysanthemum zawadskii extract may help treat hair loss by promoting hair growth and affecting growth factors.
July 2024 in “Biological and Pharmaceutical Bulletin” Licorice extract helps hair growth and may treat hair loss.
29 citations,
September 2012 in “Dermatologic Clinics” Hair disorders are caused by a complex mix of biology, genetics, hormones, and environmental factors, affecting hair growth and leading to conditions like alopecia.