| abstract |
PROBLEM TO BE SOLVED: To provide a skin excellent in preventing skin roughening and aging and having an effect of preventing or improving lipid peroxide generation due to active oxygen generation in the skin, skin inflammation and skin roughening. Provide external preparations. SOLUTION: Salicaceae plant extract, carotenoids, flavonoids, tannins and gallic acid and salts thereof, esters, tocopherols and derivatives thereof, superoxide dismutase, thioredoxin, thioredoxin reductase, butylhydroxytoluene One or more selected from commonly used antioxidants, such as butylhydroxyanisole, are used in the external preparation for skin. |