PROBLEM TO BE SOLVED: To provide a method for efficiently obtaining ceramide and/or glucosylceramide production promotor at low cost using a specific microorganism while using easily available a soybeam residue as a main raw material of a medium.SOLUTION: There is provided a method for producing ceramide and/or glucosylceramide production promotor, wherein a bacterium is cultured in a medium containing a soybean residue and a saccharide, ceramide and/or glucosylceramide production promotor are obtained from a culture supernatant.