April 2023 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Direct heat perms cause more damage to hair than softening heat perms.
20 citations,
July 1988 in “Clinics in dermatology” Thioglycolate lotions are the most popular method for permanent waving and hair straightening.
43 citations,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” The article concludes that advancements in hair cosmetics require dermatologists to stay informed about products and their potential risks, including allergies and higher risks for hairdressers.
34 citations,
September 1992 in “Journal of the American Academy of Dermatology” Dermatologists need to know about cosmetics to help patients with skin issues and recommend safe products.
February 2025 in “International Journal of Cosmetic Science” A new amino acid derivative, ATS, improves hair texture and moisture, making it easier to straighten curly hair.