The present invention relates to a fraction of the Extract of the genus Hordeum having mucoadhesive and barrier effect properties, compositions comprising said fractions, their use and methods for the preparation of said fractions and said compositions.(FIG.本発明は、粘膜接着特性及びバリア効果特性を有するムギワラギク属の抽出物の画分、前記画分を含む組成物、それらの使用及び前記画分及び前記組成物の調製のための方法に関する。【選択図】図1