A packaged beverage having a cyclic dipeptide content of 10-3,300ppm and a pH of 3.0-5.0, the packaged beverage having a pleasant flavor while still containing the cyclic dipeptide. Thus, it is possible to provide a luxury food product that has a novel taste.一種容器裝飲料,其中環狀二肽的含量為10~3300ppm,pH為3.0~5.0。本發明之容器裝飲料雖含有環狀二肽,但仍具有風味良好的味道,可作為喜食品而提供新穎的風味。