An object of the present invention is to provide a low-calorie drink composition having a refreshing sweet taste, the composition being free of bitter taste, salty taste, astringent taste or the like that inorganic electrolyte-containing drinks generally have. The present invention provides a low-calorie drink composition containing an inorganic electrolyte, an organic acid, a Siraitia grosvenori extract, and sucralose.本發明之目的在於提供一種消除含有無機電解質的飲料所具有之苦味、鹹味及澀味,具有令人愉悅的甜味之低卡路里飲料組成物。本發明提供一種含有無機電解質,有機酸,羅漢果萃取物及蔗糖素之低卡路里飲料組成物。