Problem to be solved: to provide a new effective ingredient useful for improving the skin senescence, skin roughness improvement, stain, sobacus, and improvement of cell inactivation by synergistic effect based on the combination of both action and antioxidant action and whitening action.Solution: a fermented product obtained by fermenting a plant and \/ or an extract belonging to the genus Araneae, which is fermented with yeast, lactic acid bacteria, Aspergillus oryzae or Bacillus subtilis, and composition for the skin composition and food composition comprising the fermented product.No selection【課題】皮膚外用組成物や飲食品用組成物に配合可能であり、抗酸化作用と美白作用とを併せ持ち、それら両作用の複合に基づく相乗的効果により、皮膚の老化や肌荒れ改善、シミ、ソバカスの改善、及び細胞の不健全化の改善に有用な新規有効成分の提供。【解決手段】イワベンケイソウ科イワベンケイ属に属する植物及び/又はその抽出物を、酵母、乳酸菌、麹菌又は枯草菌で発酵させて得られる発酵物、及びこの発酵物を配合してなる皮膚外用組成物や飲食品用組成物。【選択図】なし
