Composition comprising conditioning surfactants

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Cosmetic composition (A) comprises : at least one anionic, nonionic or amphoteric surfactant (a) (0.1-30 wt.%); a partial or full alpha -hydroxycarboxylic acid ester (b) of ethoxylated alcohols (I) (0.05-20 wt.%); at least one alkaline earth metal ion (c) (0.005-1.5 wt.%); and a silicone compound (d) (0.1-3 wt.%). Cosmetic composition (A) comprises : at least one anionic, nonionic or amphoteric surfactant (a) (0.1-30 wt.%); a partial or full alpha -hydroxycarboxylic acid ester (b) of ethoxylated alcohols (0.05-20 wt.%) of formula (I); at least one alkaline earth metal ion (c) (0.005-1.5 wt.%); and a silicone compound (d) (0.1-3 wt.%). R 1>O(CH 2CH 2) nH (I) R 1>linear or branched 6-22 C alkyl or alkenyl; and n : 1-50. Independent claims are also included for : (1) use of (I) for improving the conditioning properties of a cosmetic composition for the skin or hair; and (2) a process for preventing or reducing the absorption of alkyl ether sulfates onto the human skin, comprising applying to the skin a cosmetic composition containing a partial or full alpha -hydroxycarboxylic acid ester of (I).