Antioxidation and whitening cosmetic compositions containing extract of Isodon inflexus var. canescens

摘要

A cosmetic composition for antioxidation and whitening is provided to have the effect of suppressing melanogenesis by isolating kamebakaurin which is an active ingredient. A composition for antiaging and whitening comprises Isodon inflexus Var. Canesens extract or its solvent fraction as an active ingredient. The content of extract or solvent fraction is 0.00001-10 weight% based on total weight of the composition. A method for producing solvent fraction of Isodon inflexus Var. Canesens extract comprises: a step of dipping Isodon inflexus Var. Canesens plant with water and ethanol or methanol mixture solution and extracting once more to obtain ethanol or methanol extract; a step of suspending the extrac in 20% of ethanol or methanol and extracting three times to obtain hexane fraction layer; and a step of adding ethylacetate and butanol and to obtain solvent fraction.