The present invention provides a composition obtained by blending lactic acid bacteria or bifidobacteria and a component having the action of enhancing a function of the lactic acid bacteria or bifidobacteria. The present invention pertains to a composition containing: one or more components selected from the group consisting of lutein, fish oil, lactoferrin, vitamin, ?-aminobutyric acid, and zinc; and lactic acid bacteria or bifidobacteria.