10 citations,
January 1994 Hair can be straightened using different chemicals, not just strong alkali.
3 citations,
January 2009 in “Sen'i Gakkaishi” Using both TGA and DTDG in hair straightening reduces hair damage compared to using TGA alone.
193 citations,
January 2015 in “International journal of trichology” Dermatologists need to understand hair products to treat hair and scalp issues better.
1 citations,
July 2018 in “Elsevier eBooks” Avoid chemical and physical damage to protect hair.
October 2015 in “Cosmetic Dermatology” Hair straightening changes hair structure and can cause damage if done wrong, but improvements in the methods are expected to continue.