PROBLEM TO BE SOLVED: To provide a functional material that is derived from natural products and has excellent biological safety, and is blended in cosmetics (including quasi drugs) or cosmetic oral compositions.SOLUTION: This invention provides a humectant, an antiinflammatory agent, an antioxidant, a skin turnover improver, a cell activator and a skin-whitening agent, comprising an extract obtained from an immature fruit of Prunus persica, belonging to the genus Prunus of Rosaceae, as an active ingredient, and a cosmetic or a cosmetic oral composition obtained by blending them.COPYRIGHT: (C)2015,JPO&INPIT【課題】天然物由来で生体安全性にすぐれ、化粧料(医薬部外品も含む)又は美容用経口組成物に配合される機能性材料の提供。【解決手段】バラ科サクラ属のモモ(Prunus persica)の未成熟の果実から得られる抽出物を有効成分として含有する保湿剤、抗炎症剤、抗酸化剤、皮膚のターンオーバー改善剤、細胞活性化剤及び美白剤、並びにそれらを配合してなる化粧料又は美容用経口組成物。【選択図】なし