Disclosed herein is novel detergent and conditioning composition comprising, in a cosmetically acceptable medium, at least one sulfate or sulfonate anionic surfactant, at least one carboxylic anionic surfactant other than the preceding surfactant, at least one amphoteric surfactant and at least one amino silicone, wherein the sulfate or sulfonate anionic surfactant/carboxylic anionic surfactant weight ratio ranges from 2 to 12, and the surfactants are present in the composition in a total amount ranging from 4% to 35% by weight relative to the total weight of the composition. Also disclosed herein is a method for cleansing and/or caring for keratin materials such as the hair or the skin comprising applying this composition to the keratin materials.
