| abstract |
PURPOSE:To provide a novel skin-beautifying cosmetic effective to suppress the tyrosinase activity, lower the production of dopachrome and exhibit the skin- beautifying effect, and having excellent safety and stability, by adding the extract of plants such as althaea, arnica, common mallow, etc. CONSTITUTION:The extract of one or more plants selected from althaea, arnica, Polygonum bistorta, common mallow, Sophora angustifolia, English ivy, howthorn, Dictamnus dasycarpus, hop, cornflower and fennel, is compounded as an active component of cosmetic. The extract can be prepared by cutting the dried or raw plant to small pieces, adding 100pts. of ethanol, propylene glycol, 1,3- butylene glycol, etc. or their mixture to 10-30pts. of the plant, and leaving the plant at room temperature for a definite period under occasional stirring. The amount of the extract to be added to the cosmetic is preferably 0.001-20wt%. The cosmetic may be combined with conventional drug having skin-beautifying effect. |