All hair dye has a ‘main ingredient’ and that is p-diamines or p-aminophenols which are both oxidized by hydrogen peroxide that react to produce dyes. Bleaching, is a way to remove color by lightening the hair. Bleach reacts with the melanin to remove the color away causing an irreversible chain reaction. Although the melanin is still there the oxidized molecules are
All hair dye has a ‘main ingredient’ and that is p-diamines or p-aminophenols which are both oxidized by hydrogen peroxide that react to produce dyes. Bleaching, is a way to remove color by lightening the hair. Bleach reacts with the melanin to remove the color away causing an irreversible chain reaction. Although the melanin is still there the oxidized molecules are