Product for bleaching human hair comprises hydrogen peroxide or a solid adduct thereof, a bleach enhancer, urea and a urea amidohydrolase enzyme

摘要

Product for bleaching human hair comprises hydrogen peroxide or a solid adduct thereof, a bleach enhancer, urea and a urea amidohydrolase enzyme (EC 3.5.1.5). An independent claim is also included for dyeing keratinic fibers by mixing a composition A containing hydrogen peroxide or a solid adduct thereof with a composition B containing a bleach enhancer and a composition C containing a urea amidohydrolase enzyme and optionally a composition D, applying the mixture to the fibers and rinsing it off, where composition A, B or D contains urea.