Green tea beverage, green tea beverage for improving working ability, and manufacturing method of tencha drink

摘要

Problem to be solved: to provide a method of producing a beverage which does not degrade the color, taste and flavor of the extract extracted from tencha, which is a raw material tea, and can also function the functionality of the teanin contained in the tencha.Solution: the extraction process S1 for obtaining the tencha extract having a molar concentration ratio (taanin / caffeine) to the caffeine of the taenine is 0.9 or more by immersing the tea which is raw material tea except for 60 minutes in water at ordinary temperatureMore than 300 ppm of theanine by diluting tencha extract with waterA dilution process S2 to obtain a tencha drink containing more than 200 ppm caffeineThe manufacturing method of tencha tea beverage was passed.Diagram