5 citations
,
July 2006 in “Contact dermatitis” Ammonium bisulfite in hair bleach can cause facial eczema.
19 citations
,
July 2018 in “ACS biomaterials science & engineering” Bleaching and combing damage hair's surface and mechanical properties.
1 citations
,
May 2023 in “Frontiers in medicine” Hair dyes and perms can damage hair and scalp, but using interventions can reduce harm.
23 citations
,
August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.
30 citations
,
November 2013 in “PLOS ONE” Androgen receptor signaling causes early aging of cells important for hair growth by damaging their DNA.
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” A protein called EGFR protects hair follicle stem cells, and when it's disrupted, hair follicles can be damaged, but blocking certain pathways can restore hair growth.
May 2024 in “Proteome science” Bleaching damages hair by reducing the quality of keratin and keratin-associated proteins.
51 citations
,
March 2001 in “Clinics in dermatology” Bleaching damages hair, making it rougher and weaker.
September 2024 in “Heliyon” Repeated hair dyeing significantly damages hair.
April 2025 in “Pharmaceuticals” APA is a promising new compound for repairing damaged hair, outperforming Olaplex® in strength and elasticity.
February 2026 in “Scientific Reports” The model effectively mimics radiation-induced skin damage for future research.
14 citations
,
April 2014 in “Medical Clinics of North America” The document concludes that quick referral and appropriate treatments are crucial for managing common skin conditions and preventing permanent damage.
24 citations
,
January 2006 in “Dermatologic clinics” Hair sunscreens are important for maintaining hair's cosmetic value.
7 citations
,
November 2021 in “Clinical, Cosmetic and Investigational Dermatology” The new hair graft device is faster, more efficient, and reduces damage to hair follicles.
7 citations
,
September 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
January 2013 in “Sen'i Gakkaishi” Microfibrils are key for permanent waves, and hydrolyzed keratin improves wave formation and hair condition.
3 citations
,
February 2023 in “ACS omega” Grape seed oil improved hair quality the most, followed by rosehip and safflower seed oils, and reduced damage from shampoo.
1 citations
,
October 2021 in “Indian Journal of Plastic Surgery/Indian journal of plastic surgery” Proper hair care and safe use of hair products are crucial for those with hair loss.
May 2023 in “Health science reports” Coloring shampoos for gray hair may cause gene mutation, reproductive issues, and skin damage, needing stricter regulation and expert consultation.
21 citations
,
July 2002 in “Clinical and Experimental Dermatology” Hair care products don't cause hair loss if used correctly.
1 citations
,
January 2015 in “Journal of Society of Cosmetic Chemists of Japan” Keratin film can effectively measure hair texture and adsorption properties.
May 2006 in “Dermatologic Surgery” Most nonbald men's multi-hair follicles are naturally positioned perpendicular to a line from the scalp's crown, which is important for natural-looking hair transplants.
24 citations
,
August 2022 in “Immunity” Type 2 immunity helps control mite growth in hair follicles, preventing damage.
1 citations
,
December 2022 in “Middle East Journal of Science” Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.
September 2023 in “Asian journal of beauty & cosmetology” Lipids are important for healthy hair, but their exact role is not fully understood and needs more research.
April 2023 in “Asia-pacific Journal of Convergent Research Interchange” Hair manicure improves the strength and condition of bleached hair.
January 1990 in “Springer eBooks” Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.
20 citations
,
September 1978 in “International Journal of Dermatology” Hair growth is influenced by factors like genetics and nutrition, and more research is needed to understand hair loss and growth mechanisms.
December 1998 in “The American Journal of Cosmetic Surgery” Hair restoration should focus on quality and value, not cost, to maintain the field's reputation and ensure patient satisfaction.
Acne keloidalis nuchae causes scarring on the scalp, mainly in African American males, and early treatment is important to prevent lasting damage.