14 citations
,
April 2019 in “Genes” Researchers found a genetic region that influences the number of coat layers in dogs.
December 2025 in “Aesthetic Plastic Surgery” The new near-infrared LED device improves skin and hair with no side effects.
98 citations
,
February 2007 in “Seminars in Cell & Developmental Biology” Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
January 2017 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Sunlight and chemical treatments change hair's internal structure differently, needing specific care.
203 citations
,
December 2004 in “Journal of The American Academy of Dermatology” Early diagnosis and treatment, using finasteride, minoxidil, or hair transplantation, improves hair loss outcomes.
139 citations
,
July 1991 in “Journal of The American Academy of Dermatology” Understanding hair follicle anatomy helps diagnose hair disorders.
87 citations
,
July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
66 citations
,
September 2005 in “Photochemical & photobiological sciences” We don't fully understand how sunlight damages different types of hair.
45 citations
,
December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
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.
27 citations
,
July 1990 in “International Journal of Dermatology” A pulsed electrical field safely and effectively increased hair growth.
24 citations
,
December 2019 in “PLoS ONE” The BHBS is a valid tool to study cultural norms and breast cancer risk in Black women.
17 citations
,
April 2021 in “Molecules/Molecules online/Molecules annual” Linoleic acid from Malva verticillata seeds may help treat hair loss by promoting hair cell growth and blocking baldness signals.
13 citations
,
October 2017 in “Bioscience, Biotechnology, and Biochemistry” Centella asiatica extract may help promote hair growth by blocking a specific cell signaling pathway.
11 citations
,
January 2006 in “International Journal of Cosmetic Science” Some oils can penetrate hair and reduce the stickiness between fibers, but mineral oil cannot.
10 citations
,
January 2010 in “International Journal of Trichology” Synthetic hair fibers for hair restoration were controversial in 2009 due to health risks and lack of support from the International Society of Hair Restoration.
9 citations
,
August 2018 in “Biomedical dermatology” A peptide called DPS-1 helps human scalp cells grow and stimulates hair growth in mice.
6 citations
,
March 2020 in “Scientific reports” Hair growth genes work better with more glucose due to changes in gene-regulating markers.
6 citations
,
April 2017 in “Journal of Dermatological Science” Ovariectomized mice mimic postmenopausal hair loss, and estradiol helps maintain hair density.
5 citations
,
April 2018 in “Journal of Dermatological Science” Adjusting estradiol-ANGPT2 levels can promote hair growth in female pattern hair loss.
5 citations
,
February 2009 in “International Journal of Cosmetic Science” Coenzyme Q10 helps reduce aging in human hair.
4 citations
,
March 2021 in “Journal of Surfactants and Detergents” Shampoo B, which uses water-soluble silicone, is better at detangling hair in wet conditions due to its two-layer conditioning film.
4 citations
,
November 2011 in “Archives of Dermatology” The photographic method for measuring facial hair density is reliable and valid but needs further testing on different hair densities and skin colors.
3 citations
,
September 2005 in “International Journal of Cosmetic Science” Different oils penetrate hair differently; monounsaturated oils like olive oil penetrate better than polyunsaturated oils.
2 citations
,
January 1995 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Ethyl Carbitol is the best at preventing split ends in permed hair.
1 citations
,
January 2016 in “Hair therapy & transplantation” Liposomal cepharanthine lotion speeds up hair growth in men with early balding.
1 citations
,
January 2015 in “Journal of clinical and investigative dermatology” IGF-1 from human placenta helps hair grow.
1 citations
,
December 2011 Marine-derived ingredients show potential for hair health but need more human trials to confirm effectiveness.
November 2025 in “SKIN The Journal of Cutaneous Medicine” Baricitinib significantly regrows hair in nasal, genital, and beard areas for severe alopecia areata.
November 2025 in “SKIN The Journal of Cutaneous Medicine” Baricitinib significantly regrows hair in teens with severe alopecia areata.