August 2016 in “Journal of Investigative Dermatology” The research found that certain microRNAs are important for human hair growth and health.
Glycyrrhizic acid and licorice extract can significantly reduce unwanted hair growth.
January 2016 in “Research Explorer (The University of Manchester)” Activating the Eda/Edar pathway improves wound healing by enhancing hair follicle growth.
January 2015 in “Journal of Nutrition and Health” Fish oil improves hair growth in diabetic and high-cholesterol rats.
December 2014 in “Bali Medical Journal” Females have higher estrogen receptor levels in hair than males, and these levels decrease in white hair compared to black hair.
November 2008 in “Medical & surgical dermatology” A device was made in 2008 to measure hair loss severity. Other findings include: frizzy mutation in mice isn't related to Fgfr2, C/EBPx marks preadipocytes, Cyclosporin A speeds up hair growth in mice, blocking plasmin and metalloproteinases hinders healing, hyperbaric oxygen helps ischemic wound healing, amniotic membranes heal wounds better than polyurethane foam, rhVEGF165 from a fibrin matrix improves tissue flap viability and induces VEGF-R2 expression, and bFGF enhances wound healing and reduces scarring in rabbits.
Biotin boosts wool growth and follicle health in sheep.
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.
November 2025 in “Saudi Journal of Medical and Pharmaceutical Sciences” Mango pectin and coconut oil gels may help treat traction alopecia.
Ovol2 is crucial for hair growth and skin healing by controlling cell movement and growth.
August 2016 in “Journal of Investigative Dermatology”
7 citations
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March 2012 in “Journal of Investigative Dermatology” Some thymic peptides can increase human hair growth, while others may inhibit it.
5 citations
,
June 2016 in “Twin research and human genetics” Hair diameter and curvature are mostly determined by genetics.
69 citations
,
December 2011 in “Journal of Ethnopharmacology” Some Thai plants, especially Carthamus tinctorius, could help prevent hair loss and promote hair growth without adverse effects.
20 citations
,
July 1988 in “Clinics in dermatology” Thioglycolate lotions are the most popular method for permanent waving and hair straightening.
3 citations
,
June 2019 in “Journal of cosmetic dermatology” Lower pH straighteners change hair more but weaken it.
169 citations
,
May 2006 in “Genes & Development” Keratin 17 is crucial for normal hair growth by regulating hair cycle transitions with TNFα.
152 citations
,
January 2004 in “Current anthropology” Humans lost body hair relatively recently in evolution.
149 citations
,
July 2017 in “PLoS Biology” Hair follicle patterns form through a mix of self-organization and signaling interactions.
122 citations
,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
105 citations
,
May 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Activating TRPV3 stops human hair growth.
94 citations
,
May 2011 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Hair follicles greatly increase caffeine absorption through the skin shortly after it's applied.
80 citations
,
June 2008 in “Biomaterials” EVAL membranes help create cell structures that can regrow hair follicles.
72 citations
,
October 2009 in “The FASEB journal” TRH stimulates human hair growth and extends the hair growth phase.
71 citations
,
January 2015 in “Journal of molecular cell biology/Journal of Molecular Cell Biology” mTOR signaling helps activate hair stem cells by balancing out the suppression caused by BMP during hair growth.
64 citations
,
August 2007 in “Artificial Organs” PHBV nanofiber matrices help wounds heal faster when used with hair follicle cells.
63 citations
,
January 1992 in “Experimental Neurology” Chickens exposed to loud noise can quickly regain hearing mostly due to repair of the tectorial membrane, not just hair cell regeneration.
60 citations
,
February 1997 in “Journal of Dermatological Science” Liposomes can safely and effectively deliver substances to mouse hair follicles, potentially useful for human hair treatments.
51 citations
,
May 2011 in “Phytotherapy Research” Ginseng, especially red ginseng, may help regrow hair and block a hair loss-related enzyme.
47 citations
,
September 2015 in “Cell Cycle” Different skin stem cells help heal wounds, with hair follicle cells becoming more important over time.