| abstract |
The present invention relates to a keratin fiber, in particular a human keratin fiber, more particularly a cosmetic oxidizing composition for treating human hair, which comprises a support suitable for keratin fibers, and keratin fibers, in particular for dyeing, The present invention relates to a method for improving the preservation of the enzyme activity of a decolorizing oxidizing composition.n n n (a) at least one enzymatic oxidation system comprising at least one enzyme in the form of a 2-electron or 4-electron oxydoroduct agent or peroxidase; Andn n n (b) at least one maleic anhydride / (C 1 -C 5 ) alkyl vinyl ether crosslinked copolymer. |