Provided is a fermented food extract that has a blood pressure-lowering action and is useful as a functional health food or pharmaceutical composition. This fermented food extract is obtained by: subjecting a fermented food, preferably a fermented fagopyrum esculentum lyophilisate, to acetone extraction; eluting the fermented fagopyrum esculentum acetone extract using a solid phase extract cartridge filled with a resin to which a phenyl group is bonded, with formic acid-containing water used as an eluent; and fractionating and purifying the eluate using a column (PFP column) filled with a carrier to which a pentafluorophenyl group is bonded, with formic acid/methanol-containing water used as a mobile phase. This functional health food or pharmaceutical composition contains said extract or at least a part thereof as an active ingredient.
提供的是一种具有降血压作用并可用作功能性健康食品或药用组合物的发酵食品
提取物。该发酵食品
提取物的获取方法包括:将发酵食品(最好是发酵荞麦冻干物)经过
丙酮提取;使用装有与苯基结合的
树脂的固相萃取柱来洗脱发酵荞麦
丙酮提取物,使用含
甲酸的
水作为洗脱剂;并使用装有与
五氟苯基结合的载体的柱(
PFP柱)来分馏和纯化洗脱物,使用含
甲酸/
甲醇的
水作为流动相。这种功能性健康食品或药用组合物含有所述
提取物或其至少一部分作为活性成分。