7 citations
,
June 2019 in “Coloration Technology” Translucent keratin films are better for testing hair dyes.
1 citations
,
September 2008 in “International Journal of Cosmetic Science” Using chelants in hair dye reduces fiber damage by preventing harmful radicals.
3 citations
,
January 2009 in “Sen'i Gakkaishi” Using both TGA and DTDG in hair straightening reduces hair damage compared to using TGA alone.
September 2010 in “International Journal of Cosmetic Science” Chemical treatments change hair surface properties, making it more hydrophilic and able to bind conditioners.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Natural hair dyes are safer but have limited shades and may fade with washing.
5 citations
,
November 2003 in “PubMed” Chemical treatments and light exposure damage hair proteins.
Herbal hair dyes using plants like henna and beetroot are safer and can produce varied colors, with two-stage applications giving darker shades.
6 citations
,
March 1998 in “Textile Research Journal” Chemical treatments can change the scale heights of wool and cashmere fibers, affecting their identification.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Natural hair dyes like henna and beetroot are safer but have limited colors and may fade easily.
17 citations
,
May 2019 in “Molecules” These temporary hair dyes may be harmful to human health.