A method of imparting a physiological cooling effect to a consumer product is disclosed. The method comprises formulating into the consumer product a composition comprising at least one lactoyl ester of menthyl lactate. Also disclosed is a method of providing physiological cooling by contacting skin or mucous membranes with the lactoyl ester compositions. Coolants comprising the lactoyl esters and additional coolants are also disclosed. The lactoyl esters are conveniently prepared from menthol and lactic acid.