| abstract |
The present application discloses an external composition for skin comprising a component obtained by washing a fungus of genus Sphingomonas with acetone and then extracting the resultant with alcohol or alcohol-water mixture; an external composition for skin comprising a component extracted from a white fungi of genus Sphingomonas; and an external composition for skin comprising a sphingoglycolipid represented by the following formula: n n n where, R 1 represents a sugar portion consisting of a single uronic acid or one to four hexoses selected from a group consisting of uronic acid, glucosamine, galactose and mannose; R 2 represents an alkyl group which may have a cycloalkyl group, an alkenyl group or an alkynyl group; and R 3 represents an alkyl group; these alkyl, alkenyl and alkynyl groups being straight or branched, and substituted or unsubstituted. These external compositions for skin exhibit excellent moisturizing and skin roughnes prevention effects. |