| 摘要 |
PROBLEM TO BE SOLVED: To obtain an agent for external use for skin, markedly improving a skin-beautifying and whitening effect, also excellent in moisture retention effect, stability and safety. SOLUTION: This agent for external use for skin, contains one or two or more kinds selected from the group consisting of L-ascorbic acid and its derivatives, a placental extract, kojic acid and its derivatives, azelaic acid and its derivatives, glucosamine and its derivatives, a hydroquinone glycoside and its derivatives, tranexamic acid and its derivatives, salicylic acid and its derivatives, and Zingiber aromaticum (Zingiberaceae) or its solvent extracts. |
