84 citations
,
  April 2015   in “Cosmetics”    Hair dyes vary in how long they last and how deeply they penetrate hair.  
     
           1 citations
,
  December 2022   in “Middle East Journal of Science”    Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.  
               12 citations
,
  May 2013   in “International Journal of Dermatology”    Ethosomes improve black tea extract absorption in hair dye.  
               12 citations
,
  May 2019   in “Journal of cosmetic dermatology”    Effective treatments for premature hair graying still require significant research.  
     
           21 citations
,
  October 2014   in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas”    Hair dyes can change hair color temporarily or permanently but may cause side effects like skin reactions and hair damage.