Aufhellung der menschlichen keratinischen Fasern mit einer wasserfreien Zubereitung enthaltend die Kombination aus Monoethanolamine und alkalischen Aminosäure und Kit.
Method of lightening or coloring of human keratin fibers, using anhydrous composition (a) comprising one or more fatty substance, one or more surfactants, monoethanolamine and one or more basic amino acids, and a composition (b) comprising one or more oxidants, is claimed. An independent claim is included for multi-compartment device comprising a first compartment having an anhydrous composition (a); another compartment having a composition (b); and third compartment having aqueous composition (c1) comprising one or more oxidants.