| abstract |
(57) [Summary] [PROBLEMS] In cosmetics containing a water-soluble ascorbic acid derivative, the cosmetics exhibit antibacterial properties and antiseptic properties, and have a stable quality over time as they hardly cause aggregation or precipitation. It is a cosmetic. SOLUTION: A water-soluble ascorbic acid derivative such as ascorbic acid phosphate magnesium salt is used in an amount of 0.1 to 5%. % Cosmetics, 0.5 to 10% by weight of 1,2-alkanediol, and water as an essential component. 1,2 together with a water-soluble ascorbic acid derivative as an essential component -By blending the alkanediol, the cosmetic has antibacterial properties and antiseptic properties and is stable over time without causing aggregation or precipitation. |