Provided is a composition having an excellent flavor, in which unpleasant bitterness caused by caffeine is suppressed, without reducing or removing caffeine in the composition. The caffeine content and the cycloalanylalanine content of the composition are adjusted to within specific ranges.本發明提供一種不減低或去除組成物中的咖啡因,而咖啡因引起之令人不快的苦味受到抑制,具有良好口感之組成物。本發明將組成物中的咖啡因含有量與環丙胺醯基丙胺酸含有量調整至特定範圍內。