35 citations,
July 2018 in “Cell Reports” The study found that a specific area of the hair follicle helps start hair growth by reducing the blocking effects on certain cells and controlling growth signals.
35 citations,
November 2010 in “Journal of Cutaneous Pathology” Dilated follicular infundibula and increased catagen/telogen follicles are key indicators for diagnosing alopecia areata.
34 citations,
May 2012 in “International Journal of Molecular Sciences” Dieckol from Ecklonia cava may help hair growth and could be a potential hair loss treatment.
32 citations,
February 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Two specific hair keratin genes are active during hair growth and decline as hair transitions to rest.
31 citations,
September 2013 in “Stem Cells” Smad1 and Smad5 are essential for hair follicle development and stem cell sleepiness.
30 citations,
February 2019 in “Trends in Endocrinology and Metabolism” Both immature and mature fat cells are important for hair growth cycles, with immature cells promoting growth and mature cells possibly inhibiting it.
30 citations,
December 2018 in “International Journal of Biological Macromolecules” Chitosan and surface-deacetylated chitin nanofibers may help treat hair loss.
30 citations,
February 2017 in “Histochemistry and Cell Biology” TPA promotes hair growth by increasing stem cell activity and activating specific cell signals.
30 citations,
December 2014 in “Toxicological Research” Peppermint oil can effectively promote hair growth without being toxic.
29 citations,
January 2016 in “Annals of dermatology/Annals of Dermatology” Arachidonic acid helps hair grow by increasing growth factors and improving follicle health.
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.
28 citations,
November 2020 in “Journal of Controlled Release” A new hair loss treatment uses tiny needles to deliver a drug-loaded lipid carrier, promoting hair growth more effectively than current treatments.
28 citations,
March 2019 in “Journal of Dermatological Science” The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.
28 citations,
May 2012 in “Veterinary Dermatology” Different types of dog hair loss are linked to problems starting the hair growth phase and early hair cycle ending.
28 citations,
July 2007 in “Development” TAF4 is important for skin cell growth and helps prevent skin cancer in mice.
28 citations,
September 1998 in “Medical Clinics of North America” Most hair loss can be diagnosed with patient history and physical exam, and a few common types make up most cases.
27 citations,
September 2017 in “Archives of Dermatological Research” Topical tofacitinib may grow hair better than minoxidil by increasing VEGF and reducing inflammation.
27 citations,
February 2017 in “Biomedicine & Pharmacotherapy” White wax and policosanol from white wax effectively reduced hair loss and promoted hair growth in mice better than a known hair growth drug.
26 citations,
June 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Regenerative therapies show promise for treating vitiligo and alopecia areata.
26 citations,
May 2013 in “Marine Drugs” Ishige sinicola, a type of seaweed, may help hair grow by blocking a hair loss-related enzyme and boosting important cell growth.
26 citations,
October 2007 in “Experimental Dermatology” L-Carnitine-L-tartrate may help hair grow and prevent hair loss.
26 citations,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
26 citations,
November 1968 in “The Lancet” Malnourished Andean Indian children had abnormal hair roots compared to healthy children.
25 citations,
July 2021 in “Journal of Medical Virology” COVID-19 can cause various skin issues, including rashes and hair loss, which usually heal on their own and don't always indicate severe illness.
25 citations,
September 2018 in “Scientific Reports” Morroniside may help hair grow and stay in its growth phase by affecting certain cell signals.
25 citations,
August 2017 in “Animal Biotechnology” Researchers found that certain RNA molecules might play a role in the growth of Cashmere goat hair.
25 citations,
April 2015 in “Journal of Investigative Dermatology” GasderminA3 is important for normal hair cycle transitions by controlling Wnt signaling.
25 citations,
March 2014 in “Experimental Dermatology” Leptin helps start the growth phase of hair.
25 citations,
November 2012 in “Phytotherapy Research” Crataegus pinnatifida extract may help increase hair growth and thickness in mice.
24 citations,
October 2017 in “Scientific reports” Changing light exposure can affect hair growth timing in goats, possibly due to a key gene, CSDC2.