A cosmetic cleansing composition includes a) 0.1 to 30 wt. %, based on the total weight of the cleansing composition, of a surfactant selected from the group of anionic, non-ionic, and/or zwitterionic surfactants and mixtures thereof, b) at least one partially and/or non-neutralized, unbranched, saturated and/or unsaturated carboxylic acid with a chain length of 14 to 30 carbon atoms, and c) at least one non-ionic polymer of the formula (I) as set forth herein, where R represents a hydrogen atom or a methyl group and n represents a whole number value from 1,360 to 99,000. The cleansing composition has a mousse-like texture and excellent cleansing and care properties.