PROBLEM TO BE SOLVED: To provide a plant extract-containing beverage and a plant extract-containing beverage base, which are excellent in body taste, and a method for improving the taste of a plant extract-containing beverage.SOLUTION: A plant extract-containing beverage according to the present invention contains a plant extract and water-soluble dietary fibers, wherein the content of the water-soluble dietary fibers is 0.10-2.50 w/v%. A plant extract-containing beverage base according to the present invention contains a plant extract and water-soluble dietary fibers, wherein, when the content of the water-soluble dietary fibers is X w/v% and the dilution ratio is M times, X/M satisfies 0.10-2.50. A taste improvement method for a plant extract-containing beverage according to the present invention is a taste improvement method for a plant extract-containing beverage containing a plant extract and water-soluble dietary fibers, wherein the content of the water-soluble dietary fibers is adjusted to 0.10-2.50 w/v%.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】ボディ感が優れた植物エキス含有飲料、植物エキス含有飲料ベース、及び植物エキス含有飲料の呈味改善方法を提供することを課題とする。【解決手段】本発明に係る植物エキス含有飲料は、植物エキスと水溶性食物繊維とを含有し、前記水溶性食物繊維の含有量が0.10~2.50w/v%である。本発明に係る植物エキス含有飲料ベースは、植物エキスと水溶性食物繊維とを含有し、前記水溶性食物繊維の含有量をXw/v%とし、希釈倍率をM倍とした場合に、X/Mが0.10~2.50を満たす。本発明に係る植物エキス含有飲料の呈味改善方法は、植物エキスと水溶性食物繊維とを含有する植物エキス含有飲料の呈味改善方法であって、前記水溶性食物繊維の含有量を0.10~2.50w/v%に調整する。【選択図】なし