The present invention relates to the non-therapeutic cosmetic use of derivatives of 4-(3-ethoxy-4-hydroxyphenyl)alkyl ketone of formula (I) in which: R1 represents a C1-C4 alkyl radical; R2 represents a hydrogen atom, or a saturated or unsaturated, linear or branched C1-C6 hydrocarbon-based radical; R3 represents a saturated or unsaturated, linear or branched C1-C4 hydrocarbon-based radical optionally substituted by a hydroxyl group; C—X represents C═O or CH—OH; as agent for soothing the skin of the face and/or body.