| abstract |
The present invention relates to a method for preparing an extract having antioxidant activity and an antioxidant functional food composition containing the extract having the antioxidant activity improved by the method as an active ingredient. In addition, the present invention provides a cosmetic composition for preventing skin aging comprising an East Asian extract as an active ingredient. The cosmetic composition may be a cosmetic composition for improving wrinkles. The extract of Dong-A produced by the production method of the present invention is remarkably improved in antioxidant ability, excellent in antioxidant activity against the skin, and particularly in wrinkle-improving ability. In addition, in the case of the production method according to the present invention, And Dong-A extract, which is an active ingredient of the present invention, is a natural substance as an active ingredient and does not cause side effects, and thus can be widely used in food and cosmetic industries. |