28 citations,
October 2011 in “International Journal of Molecular Medicine” Adenosine helps hair grow longer and stronger by boosting certain growth factors and signaling pathways.
25 citations,
November 2012 in “Phytotherapy Research” Crataegus pinnatifida extract may help increase hair growth and thickness in mice.
23 citations,
September 2011 in “Journal of Dermatological Science” Red LED light helps mouse hair grow by increasing growth factors from skin cells.
22 citations,
October 2020 in “Frontiers in Cell and Developmental Biology” Fisetin, a type of polyphenol, may help hair grow by increasing certain protein activities in cells.
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,
November 2007 in “Journal of Investigative Dermatology Symposium Proceedings” Hair growth and health are influenced by stress and hormones.
22 citations,
February 2004 in “Journal of pediatric gastroenterology and nutrition” Children with severe ichthyosis and growth failure rarely have nutritional deficiencies or gastrointestinal issues, but may experience chronic dehydration.
21 citations,
April 2018 in “Journal of Dermatological Science” Cilostazol helps hair grow by making hair root cells grow faster and changing growth factor levels.
21 citations,
January 2018 in “The Korean Journal of Physiology and Pharmacology” Modified stem cells from umbilical cord blood can make hair grow faster.
21 citations,
August 2014 in “Journal of Cell Communication and Signaling” Tsukushi helps control inflammation and aids in wound healing.
21 citations,
May 2005 in “Journal of the American Veterinary Medical Association” The exact cause of growth hormone-responsive alopecia in dogs is unclear.
20 citations,
January 2019 in “Journal of dermatological science” Male hormones indirectly affect skin cell development by increasing growth factor levels from skin fibroblasts.
20 citations,
January 2014 in “Journal of Cosmetics, Dermatological Sciences and Applications” Using adipose derived stem cells and growth factors in hair transplants may improve healing and hair growth.
20 citations,
February 2004 in “Veterinary dermatology” Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
20 citations,
February 1994 in “In vitro cellular & developmental biology. Animal” Wool follicles can grow in a lab with the right nutrients and conditions.
18 citations,
January 2018 in “International journal of medical sciences” Non-thermal plasma treatment makes mouse skin thicker and increases growth factors without harming the tissue.
17 citations,
May 2011 in “Gene Therapy” Using polyethylenimine-DNA to deliver the hTERT gene can stimulate hair growth and may be useful in treating hair loss, but there could be potential cancer risks.
16 citations,
October 2018 in “Biochemical and Biophysical Research Communications” Sildenafil, often used for erectile dysfunction, may help hair growth.
15 citations,
May 2020 in “BMC complementary medicine and therapies” Polygonum multiflorum extract helps hair grow longer and fights the effects of hormones that cause hair loss.
14 citations,
December 2021 in “International journal of molecular sciences” Growth hormone levels affect hair growth and loss, with too much causing excess hair and too little leading to hair loss.
13 citations,
September 2021 in “Current Issues in Molecular Biology” Dexpanthenol helps human hair follicle cells grow by preventing aging and death, and by supporting growth signals.
13 citations,
January 2020 in “Experimental Dermatology” PRP growth factor concentrations vary, no significant hair growth difference found.
13 citations,
June 2006 in “Pituitary” A woman with acromegaloidism and normal growth hormone levels had a rare X-Tetrasomy, suggesting a need to study X-chromosome genes for their role in growth and facial development.
13 citations,
December 1991 in “Annals of the New York Academy of Sciences” Researchers created a lab model to study human hair growth, showing it can grow and self-regulate outside the body.
12 citations,
April 2015 in “BMC research notes” Root hairs in cereal crops can grow beyond the usual zone, and using Turface® clay helps study this.
12 citations,
December 2009 in “Amino Acids” Putting α-methylspermidine on mouse skin can start hair growth.
11 citations,
November 2021 in “Clinical, Cosmetic and Investigational Dermatology” Resveratrol may help hair grow, but more research is needed.
11 citations,
September 2012 in “Journal of Nanjing Medical University” Cyclosporine A was found to increase hair growth in mouse whisker follicles.
11 citations,
July 2001 in “APMIS. Acta pathologica, microbiologica et immunologica Scandinavica./APMIS” Estrogens are key for bone growth spurts in both boys and girls and affect growth into adulthood.
10 citations,
September 2016 in “Animal genetics” Researchers identified key genes and proteins linked to wool growth in sheep.