PROBLEM TO BE SOLVED: To provide a refreshing beverage that abundantly contains glutamic acid and that has a smooth-flowing throat feeling and a refreshing feeling.SOLUTION: The refreshing beverage contains glutamic acid and polyphenol. The content of the glutamic acid is 0.01 to 0.05 pts.mass per 100 pts.mass of water and the content of the polyphenol is 0.01 to 0.05 pts.mass per 100 pts.mass of water. The polyphenol is a grape seed extract or catechin. Further, the refreshing beverage contains organic acid such as citric acid or malic acid by 0.06 to 0.30 pts.mass per 100 pts.mass of water.