| abstract |
The present invention addresses the problem of providing an anti-aging external skin preparation that prevents or improves problems with skin appearance such as aging, wrinkles due to aging, fine wrinkles, loose skin, and spots, and maintains or enhances skin barrier functions. The abovementioned problem is solved by providing an anti-aging external skin preparation containing, as an active ingredient, at least one substance selected from adenosine N1- oxide 5'-phosphate, and analogs and salts thereof. |