| abstract |
A cell activator and an antioxidant having an excellent effect are found, and furthermore, the cell activator and the antioxidant are compounded as an active ingredient, thereby having an excellent effect of preventing and improving a skin aging symptom. A skin external preparation is provided. A plant extract of the genus Therypteris having a dermal fibroblast activating action and an antioxidant action is used as a cell activator and an antioxidant. In addition, in order to prevent and improve the aging symptoms of the skin, a plant extract of the genus Helypteris is added to a skin external preparation as a cell activator and an antioxidant. [Selection diagram] |