METHOD OF EVALUATING THE EXTENT OF REACHING THE INTESTINE OF BIFIDOBACTERIUM IN FERMENTED MILK FOOD OR DRINK

摘要

A method of evaluating the extent of reaching the intestine of a bifidobacterium contained in a fermented milk food or drink which is orally administered to humans, characterized by comprising treating the fermented milk food or drink containing the bifidobacterium successively with an acid and bile and then measuring the vital residue after these treatment. According to this method, the extent of reaching the intestine of a bifidobacterium contained in a fermented milk food or drink can be conveniently and accurately evaluated.