| abstract |
Skin preparations for external use which contain chromanol glycosides represented by general formula (1) wherein R?1, R2, R3 and R4¿ are the same or different and each represents hydrogen or lower alkyl; R5 represents hydrogen, lower alkyl or lower acyl; X represents a monosaccharide residue or an oligosaccharide residue in which the hydrogen atom in the hydroxyl group may be substituted by lower alkyl or lower acyl; n is an integer of from 0 to 6; and m is an integer of from 1 to 6. These preparations are novel preparations which are excellent in stability and transdermal absorbability, can safely exert favorable effects in a small dose and are usable in preventing and treating skin disorders. They are highly useful as preventives and remedies for disorders caused by ultraviolet light, preventives and ameliorators for skin pigmentation, skin whitening agents, skin age resistors, cell potentiators, etc. |