PROBLEM TO BE SOLVED: To make the bucket-shaped structure of pores inconspicuous by preventing parakeratosis caused by stimulatory components in the sebum around the pores and maintaining the skin around the pores in the normal state.SOLUTION: An oral preparation for improving pores which comprises one or more plants selected from the plants belonging to the genus of the Psophocarpus in the family of Leguminosae or an extract of the same.【課題】毛穴周囲の皮脂中の刺激成分による不全角化を抑制し、毛穴周囲の皮膚を正常に保ち、毛穴のすり鉢状構造の目立ちを抑える。【解決手段】経口毛穴改善剤をマメ科シカクマメ(Psophocarpus)属に属する植物の中から選ばれる1種または2種以上の植物またはその抽出物からなるものとする。【選択図】なし