31 citations,
February 2019 in “International Journal of Cosmetic Science” Caffeine applied to the scalp can protect hair follicles from UV damage.
30 citations,
October 2015 in “Journal of Ethnopharmacology” Herbal compounds like ricinoleic acid, quercetin-3-O-rutinoside, and hinokiflavone may be safe and effective for treating hair loss.
28 citations,
January 2012 in “International Journal of Trichology” Genetics affect early female hair loss, severity depends on duration, and low ferritin levels not significant.
25 citations,
May 2021 in “Journal of exposure science & environmental epidemiology/Journal of exposure science and environmental epidemiology” Common Black hair care products may affect hormone levels and potentially impact health, especially in reproductive and metabolic areas.
25 citations,
March 2017 in “Archives of Dermatological Research” Sinapic acid may help hair growth by activating a specific cell pathway.
25 citations,
February 2014 in “British journal of dermatology/British journal of dermatology, Supplement” Intralesional triamcinolone acetonide can regrow hair in alopecia areata but often has temporary effects and side effects.
24 citations,
January 2020 in “International Journal of Molecular Sciences” Some plants with flavonoids may help treat hair loss and promote hair growth.
24 citations,
April 2012 in “Developmental Biology” Dermal papillae cells, important for hair growth, come from multiple cell lines and can be formed by skin cells, regardless of their origin or hair cycle phase. These cells rarely divide, but their ability to shape tissue may contribute to their efficiency in inducing hair growth.
23 citations,
January 2021 in “Biomedicine & Pharmacotherapy” DHT stops hair regrowth in mice, similar to human hair loss.
23 citations,
January 2020 in “Frontiers in Pharmacology” Dihydrotestosterone affects hair growth by changing the Wnt/β-catenin pathway, with low levels helping and high levels hindering growth.
23 citations,
March 2010 in “Medical hypotheses” Merkel cells may have roles in sensing magnetic fields, creating fingerprints, Reiki energy healing, passing on environmental information to offspring, and influencing hair shape.
17 citations,
August 2012 in “Archives of Pharmacal Research” Acankoreoside J from Acanthopanax koreanum may help promote hair growth.
15 citations,
February 2019 in “Journal of clinical medicine” Atorvastatin reversed memory problems caused by cancer drug trastuzumab and improved its cancer-fighting abilities without causing hair loss.
15 citations,
February 2015 in “Cell & tissue research/Cell and tissue research” P-cadherin is important for hair growth and health, and its problems can cause hair and skin disorders.
15 citations,
October 2012 in “Journal of circadian rhythms” RNA from horse hair follicles can track circadian rhythms non-invasively.
13 citations,
January 2022 in “Stem cell reviews and reports” Mouse stem cells from hair follicles can improve wound healing and reduce scarring.
10 citations,
January 2016 in “PLOS ONE” Researchers found 44 proteins that change during different hair growth stages and may be important for hair follicle function.
10 citations,
January 2014 in “Chemical and Pharmaceutical Bulletin” Ethanol pretreatment affects drug penetration through skin and hair follicles.
10 citations,
January 2010 in “Veterinary pathology” A new mutation in the hairless gene causes hair loss and skin wrinkling in mice.
9 citations,
January 1989 in “Sen'i Gakkaishi” Wool and hair fibers absorb moisture similarly due to their keratin structure, with the amount of non-crystalline areas affecting the moisture uptake.
9 citations,
January 1966 in “Economic botany” Plant-based ingredients in hair care are being replaced by synthetic alternatives.
8 citations,
October 2021 in “Indian Journal of Plastic Surgery/Indian journal of plastic surgery” Hair transplants are mostly safe but can have minor complications.
7 citations,
July 2019 in “International Journal of Molecular Sciences” PGA-4HGF may help treat hair loss by activating hair growth pathways and extending the hair growth phase.
6 citations,
November 2020 in “Molecular and Cellular Endocrinology” Androgens reduce BMP2, which weakens the ability of certain cells to help hair stem cells become different types of cells.
4 citations,
December 2022 in “Frontiers in cell and developmental biology” Zebrafish larvae are used to study and find treatments for ear cell damage because they are easier to observe and test than mammals.
4 citations,
January 2021 in “Skin appendage disorders” Hair straightening can damage hair and pose health risks, including exposure to carcinogens and hair loss.
4 citations,
September 2015 in “Bulletin of the Korean Chemical Society” Researchers developed a quick and sensitive method to identify and measure hair growth-promoting substances in a herbal mix.
3 citations,
June 2021 in “Journal of affective disorders” Hair cortisol and cortisone levels may affect how work stress influences depression in Chinese fishermen.
3 citations,
December 2018 in “Meta Gene” Certain gene variations increase male hair loss risk, influenced by hormone levels.
3 citations,
June 2017 in “Journal of Biomaterials Applications” Keratin extract from human hair was found to promote hair growth in mice.