May 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The study found that certain genes are important for hedgehog skin appendage development and immunity, with spines possibly evolving for protection and infection resistance.
Cocor Bebek leaf extract may promote hair growth better than minoxidil at high concentrations.
September 2017 in “Korean journal of acupuncture” Crataegi Fructus water extract helps hair grow better and thicker.
April 2013 in “The FASEB journal” Platycarya strobilacea extract significantly improves hair growth and follicle health.
April 2011 in “The FASEB Journal” Aralia continentalis root extract may help with hair growth.
April 2010 in “The FASEB Journal” Korean ginseng berry may help with hair regrowth.
March 2009 in “Medical & surgical dermatology” Women with androgenetic alopecia have fewer terminal hairs, phenol in nail surgery is safe, and a new hair transplant method is faster and less damaging.
7 citations,
January 2018 in “Indian Journal of Pharmacology” Algerian Carthamus caeruleus L plant has anti-inflammatory properties, heals wounds effectively, and may help with hair growth.
47 citations,
May 1995 in “Journal of Investigative Dermatology” Hair follicles in people with alopecia have lower levels of a key blood vessel growth protein.
43 citations,
August 2018 in “Cell Stem Cell” Hoxc genes control hair growth through Wnt signaling.
25 citations,
April 2015 in “Current problems in dermatology” Hair regrowth slows with age and can be affected by treatments that change enzyme activity in the skin.
66 citations,
May 2021 in “Science Advances” Different scaffold patterns improve wound healing and immune response in mouse skin, with aligned patterns being particularly effective.
63 citations,
October 2013 in “Dermatologic Surgery” Platelet-Rich Plasma (PRP) increases the number of new hair follicles and speeds up hair formation.
49 citations,
April 2012 in “Phytotherapy Research” Rosemary leaf extract may be an effective natural treatment for hair growth and male pattern baldness.
41 citations,
November 2013 in “Experimental Dermatology” Leptin, a hormone, is important for starting hair growth.
39 citations,
December 2001 in “JNCI: Journal of the National Cancer Institute” Using a gene therapy with the Sonic Hedgehog gene helps mice regrow hair faster after losing it from chemotherapy.
37 citations,
January 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Apple extract called procyanidin B-2 was found to greatly increase hair growth.
32 citations,
December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” 17-β-Estradiol applied to the skin stops hair growth, while ICI 182 780 helps hair grow in mice.
30 citations,
February 2017 in “Histochemistry and Cell Biology” TPA promotes hair growth by increasing stem cell activity and activating specific cell signals.
29 citations,
June 2018 in “Scientific Reports” 15-lipoxygenase helps keep skin healthy by reducing inflammation.
28 citations,
March 2017 in “Scientific Reports” Minoxidil may protect nerves and improve hair quality during paclitaxel treatment.
24 citations,
August 2011 in “Experimental Dermatology” The flap assay grows the most natural hair but takes the longest, the chamber assay is hard work but gives dense, normal hair, and the patch assay is quick but creates poorly oriented hair with some issues.
24 citations,
April 2005 in “The Journal of Dermatology” Putting ketoconazole on the skin can help mice grow hair.
23 citations,
January 2021 in “Scientific Reports” Adding human blood vessel cells to hair follicle germs may improve hair growth and quality.
22 citations,
March 2009 in “Journal of Natural Medicines” Erica multiflora plant extract can help hair grow by stimulating growth-related cells and triggering hair cycle changes.
22 citations,
December 2003 in “Veterinary clinical pathology” The Persian cat has a skin infection caused by a fungus, treatable with antifungal medication.
16 citations,
January 1980 in “Planta Medica” Some natural extracts and one hair tonic can promote hair growth in mice.
15 citations,
January 1995 in “Archives of dermatological research” OCT binds strongly to hair sheath cells and may affect skin and hair growth with fewer side effects than vitamin D3.
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.
12 citations,
February 1999 in “British Journal of Dermatology” Minoxidil increased small openings in blood vessel walls near growing hair in rats.