The present invention thus provides, in particular, one or more fatty substances having a content of 40% to 80% by weight, one or more oxyethylene number of 10 or less, based on the total weight of the cosmetic composition. The present invention also relates to an aqueous cosmetic composition comprising one or more alkylpolyglucoside type surfactants； the present invention also relates to oxidative dyeing or decolorization of keratin fibers, in particular human keratin fibers such as hair It also relates to the use of the cosmetic composition in the method.本発明は従って、特に、化粧品組成物の全重量に対して、４０重量％～８０重量％の含有量の１種または複数種の脂肪性物質、オキシエチレン数が１０以下の１種または複数種のオキシエチレン化脂肪アルコール、１種または複数種のアルキルポリグルコシドタイプの界面活性剤を含む水性化粧品組成物に関する；本発明はまた、ケラチン繊維、特に、毛髪などのヒトケラチン繊維の酸化染色又は脱色方法における化粧品組成物の使用にも関する。
