| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a composition for ameliorating and/or preventing skin disorder caused by the irradiation with ultraviolet rays; and to provide a composition in a mode state in which the composition can be effectively utilized in the industry. <P>SOLUTION: The composition comprises thioctic acids and/or chitin hydrolyzate as an active ingredient, wherein the thioctic acids are preferably thioctic acid, a derivative of the thioctic acid, a lipid-covered product thereof or a doubly covered product obtained by covering the lipid-covered product with a hydrophilic material, and the chitin hydrolyzate is preferably N-acetyl-D-glucosamine or N-acetylchitooligosaccharide. The oral composition of a food and drink or the like for ameliorating and/or preventing skin disorder caused by the irradiation with the ultraviolet rays contains the active ingredient. <P>COPYRIGHT: (C)2007,JPO&INPIT |
