PROBLEM TO BE SOLVED: To provide a new use of apple young fruit extract. A method for recovering bound water and/or free water of epidermis and/or stratum corneum keratin using a composition containing an apple young fruit extract. A skin composition containing an apple young fruit extract. A change suppressor and a change restorer of the α-helix structure of epidermis and/or stratum corneum keratin, which contains an apple young fruit extract as an active ingredient. An agent for improving the water-retaining ability of the epidermis and/or stratum corneum, which contains an apple young fruit extract as an active ingredient. [Selection diagram] None【課題】リンゴ幼果抽出物の新たな用途の提供。【解決手段】リンゴ幼果抽出物を配合した組成物を使用する、表皮及び／又は角層ケラチンの結合水及び／又は自由水を回復する方法。リンゴ幼果抽出物を配合した皮膚用組成物。リンゴ幼果抽出物を有効成分とする、表皮及び／又は角層ケラチンのα－へリックス構造の変化抑制剤、変化回復剤。リンゴ幼果抽出物を有効成分とする、表皮及び／又は角層の水分保持能改善剤。【選択図】なし
