| abstract |
Provided is a process for lightening or dyeing keratin fibers, in which the following are applied to the said fibers: (a) an aqueous cosmetic composition (A) comprising at least one fatty substance and at least one surfactant; (b) a cosmetic composition (B) comprising at least one alkaline agent, (c) a cosmetic composition (C) comprising at least one oxidizing agent, wherein the amount of the at least one fatty substance in composition (A) is greater than 20% by weight relative to the total weight of composition (A), and when the process used is a process for dyeing keratin fibers, then cosmetic composition (B) further comprises at least one oxidation dye, at least one direct dye, or both. Also provided is a multi-compartment device. |