January 2013 in “Transactions of the Materials Research Society of Japan” CMADK reduces hair damage from bleaching and permanent waving.
September 2010 in “International Journal of Cosmetic Science” Chemical treatments change hair surface properties, making it more hydrophilic and able to bind conditioners.
January 2008 in “วารสารการแพทย์และวิทยาศาสตร์สุขภาพ (Journal of Medicine and Health Sciences)” Clitorea ternatea and Citrus hystrix extracts can promote hair growth at certain concentrations.
Spironolactone does not change hair growth.
January 2003 in “Journal of Clinical Dermatology” TNF-${\alpha}$ slows hair growth, and minoxidil doesn't help.
January 2002 in “China Surfactant Detergent & Cosmetics” Shampoo D is best for fixing perm-damaged hair.
149 citations,
April 2004 in “Journal of Dermatological Science” Minoxidil boosts hair growth by increasing cell production and survival.
124 citations,
April 2000 in “Nature biotechnology” 85 citations,
April 2012 in “PLOS ONE” Valproic Acid helps regrow hair in mice and activates a hair growth marker in human cells.
62 citations,
November 2009 in “Aging Cell” Hedgehog signaling helps keep hair follicle stem cells the same in both young and old human skin.
62 citations,
January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” A second domain of high sulfur KAP genes on chromosome 21q23 is crucial for hair structure.
50 citations,
December 2017 in “Nanoscale” Polymeric micelle nanocarriers deliver adapalene more effectively to hair follicles than commercial products.
45 citations,
April 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” Different Myc family proteins are located in various parts of the hair follicle and may affect stem cell behavior.
41 citations,
September 2010 in “Journal of dermatological science” Bone marrow and umbilical cord stem cells can help grow new hair.
41 citations,
January 2007 in “Journal of Korean Medical Science” Minoxidil and ATRA together boost hair growth more effectively than minoxidil alone.
41 citations,
March 1998 in “Archives of Dermatological Research” The enzyme that changes testosterone to a stronger form is mostly found in the part of the hair follicle called the dermal papilla.
36 citations,
November 2009 in “Journal of Investigative Dermatology” Prolactin may affect hair growth differently based on gender and scalp area.
29 citations,
March 2010 in “Journal of Dermatological Science” Wnt3a activates certain genes in hair follicle cells, including a newly discovered one, EP2, which may affect hair growth.
26 citations,
January 2019 in “Experimental Dermatology” Researchers created early-stage hair-like structures from skin cells, showing how these cells can self-organize, but more is needed for complete hair growth.
21 citations,
June 2011 in “Investigative Ophthalmology & Visual Science” Hair follicles could help develop eye treatments by studying immune responses.
20 citations,
May 2009 in “Health physics” The model helps predict uranium levels in human hair from drinking contaminated water, offering an alternative to urine tests.
19 citations,
July 2018 in “ACS biomaterials science & engineering” Bleaching and combing damage hair's surface and mechanical properties.
18 citations,
January 2008 in “Journal of The American Academy of Dermatology” Certain proteins and their receptors are more active during the growth phase of human hair and could be targeted to treat hair disorders.
17 citations,
December 2015 in “BMC Complementary and Alternative Medicine” A new plant extract from Avicennia marina could potentially be used to treat common hair loss.
15 citations,
July 2019 in “Journal of Investigative Dermatology” CBD can either reduce inflammation and not affect hair growth at low levels or inhibit hair growth at high levels.
14 citations,
July 2017 in “Fitoterapia” Oleanolic acid promotes hair growth by increasing cell proliferation through the Wnt/β-catenin pathway.
14 citations,
January 2017 in “Pharmacological Reports” TP0427736 may help treat hair loss by blocking a specific protein and promoting hair growth.
11 citations,
February 2018 in “Amino acids” Copper and iron cause keratin damage in hair by converting methionine to homocysteine.
11 citations,
May 2016 in “Naunyn-Schmiedeberg's Archives of Pharmacology” A substance called 15-deoxy prostaglandin J2 can cause hair follicle cells to die, which might explain how prostaglandin D2 can lead to hair loss.
11 citations,
June 2001 in “PubMed” Coconut oil can penetrate hair better than mineral oil, potentially protecting against damage.