| abstract |
crystalline sodium salt of 2-o-alpha-d-glycosyl-ascorbic acid, composition and production method of said salt. The purpose of the present invention is to provide an anti-aging skin composition for preventing or improving problem areas on the outside of the skin caused by aging and degradation such as wrinkles, fine lines, blemishes and sagging and for maintaining or enhancing barrier function and skin production. skin hyaluronic acid. suitably, an anti-aging skin composition is provided in which an aqueous medium is used as a base, and one or more selected from l-ascorbic acid, derivatives thereof, and salts of l-ascorbic acid and derivatives thereof are included as an active ingredient . |