An aqueous composition includes: (a) surfactants comprising a salt of a C10-16 alcohol ethoxylate sulfate, a betaine surfactant, and an alkyl polyglucoside, wherein the salt of the C10-16 alcohol ethoxylate sulfate is present in a quantity that is greater than any other surfactant； (b) at least 15 weight % of the composition of a C12-18 fatty acid. A cleansing method includes applying the composition to skin or hair and washing, and optionally rinsing with water.
