abstract |
Performance-enhanced and irritation-reduced agents for lightening and / or dyeing keratin fibers, in particular human hair, contain, based on their weight, from 0.001 to 15% by weight of one or more formic acid esters and / or imido formic acid esters. In addition, from 0.001 to 5% by weight of one or more oxidation dye precursors and / or direct dyes are contained in addition. |