PROBLEM TO BE SOLVED: To provide an extract from Echevaria glauca, to provide a new compound, to provide a composition for suppressing saccharide absorption comprising the compound as an active ingredient, to provide a composition for inhibiting active oxygen and to provide a healthy food.SOLUTION: The extract is obtained from the Echevaria glauca by extraction with water or a hydrous lower alcohol. The compound contained in the extract is a 3,5,7,4-tetrahydroxyflavone derivative having a &beta-D-glucopyranosyl group, an &alpha-L-rhamnopyranosyl group, a &beta-D-glucopyranosyl-(1&rarr3)-&alpha-L-rhamnopyranosyl group or the like.COPYRIGHT: (C)2006,JPO&NCIPI【課題】石蓮花抽出物および新規化合物、それを有効成分とする糖吸収抑制用組成物、活性酸素阻害用組成物ならびに健康食品を提供する。【解決手段】石蓮花から水または含水低級アルコールによる抽出によって得られる抽出物、該抽出物に含まれる化合物が、β-D-グルコノピラノシル基、α-L-ラムノピラノシル基またはβ-D-グルコノピラノシル-(1-3)-α-L-ラムノピラノシル基等を有する3,5,7,4’-テトラヒドロキシフラボン誘導体である。【選択図】なし
