Patent ID: 6531165
Filing Date: 2003-03-11
Classification: A61K,A61Q,Y10S

Abstract:
A method for promoting collagen production in a fibroblast of a subject comprising topically administering to said subject a collagen production promoter composition in an amount effective to promote collagen production in a fibroblast, wherein said composition comprises, as active components, (i) 0.0001 to 30.0% by weight, based upon the total weight of the composition, of an extract obtained by extracting a shoot of Fagus crenata with at least one solvent, wherein the solvent is selected from the group consisting of water, ethanol, methanol, propanol, butanol, 1,3-butylene glycol and any mixtures thereof, and (ii) vitamin C in an amount effective for synergistic promotion of collagen production.