January 2018 in “Springer eBooks” Lasers are less favored for hair transplant surgery but show promise for hair growth in controlled trials.
January 2016 in “Human & Experimental Toxicology” A specific DNA sequence caused hair loss in male mice by activating immune cells and increasing a certain immune signal.
Glycyrrhizic acid and licorice extract can significantly reduce unwanted hair growth.
January 2012 in “Postgraduate obstetrics & gynecology” Up to 50% of women may experience significant hair loss by age 50, with various causes and treatments available.
January 2011 in “Springer eBooks” Eating a balanced diet with the right vitamins and minerals is important for healthy hair, but too many supplements can be harmful.
June 2008 in “Dermatologic Surgery” The International Society of Hair Restoration Surgery created a standard curriculum in 2008 to guide doctors in diagnosing and treating hair loss effectively.
January 1990 in “Springer eBooks” Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.
February 2004 in “The New England Journal of Medicine” The book is a comprehensive resource on hair disorders, but lacks information on some conditions.
Ovol2 is crucial for hair growth and skin healing by controlling cell movement and growth.
June 2018 in “Advances in Cosmetic Surgery” Hair loss caused by genetics and hormones; more research needed for treatments.
Dermal stem cells help regenerate hair follicles and heal skin wounds.
November 2025 in “Khalij-Libya Journal of Dental and Medical Research” Hair loss is linked to low levels of zinc, vitamin D, and ferritin.
28 citations
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May 2019 in “Life Sciences” Ginsenoside Rb1 from Panax ginseng helps mink hair grow by activating certain cell signals.
207 citations
,
April 2006 in “Journal of The American Academy of Dermatology” Iron deficiency may be related to hair loss, but there's not enough evidence to recommend iron screening or supplements for all hair loss patients.
184 citations
,
December 2018 in “Nature Communications” Researchers created human hair follicles using a new method that could help treat hair loss.
175 citations
,
December 2014 in “PLoS Biology” Macrophages help activate hair follicle stem cells, affecting hair growth and skin repair.
165 citations
,
September 2001 in “Genes & development” CDP is crucial for lung and hair follicle cell development.
159 citations
,
December 2007 in “American Journal of Pathology” Stress-related substance P may lead to hair loss and negatively affect hair growth.
152 citations
,
January 2004 in “Current anthropology” Humans lost body hair relatively recently in evolution.
115 citations
,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
114 citations
,
January 2007 in “Drug Safety” Some drugs can cause skin, nail, and hair problems, which are important for healthcare professionals to recognize and report.
108 citations
,
July 2004 in “American Journal of Pathology” Stress increases a factor in mice that leads to hair loss, and blocking this factor may prevent it.
87 citations
,
October 1997 in “JAMA” Some vaccines might rarely cause hair loss, more research is needed.
84 citations
,
February 2013 in “Clinica chimica acta” Hair mineral analysis might help diagnose diseases early, but standard methods are needed.
78 citations
,
August 2002 in “Experimental Dermatology” Researchers developed a quick and easy way to get and grow cells from the base of human 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.
71 citations
,
June 2001 in “American Journal of Pathology” The p53 protein helps control hair follicle shrinking by promoting cell death in mice.
68 citations
,
May 2018 in “PLOS Biology” Cyclosporine A may help treat hair loss by blocking a protein that inhibits hair growth.
68 citations
,
March 2018 in “Biomaterials” Tiny needles with valproic acid can effectively regrow hair.
61 citations
,
June 2018 in “Proceedings of the National Academy of Sciences of the United States of America” Light can turn on hair growth cells through a nerve path starting in the eyes.