Stamina & Endurance Booster: You can prove this quality to yourself quite easily. Just have a drink of green tea kombucha after some rigorous exercise and within no time, you will be ready for a few more sets. Furthermore, it effectively counters muscular pain due to overexertion of muscles. Although green tea kombucha isn’t as widely publicized for western athletes due to the dominant energy drink companies in the market, if you visit Japan & China, you will see that green tea kombucha is the premiere beverage used by practitioners of martial arts and various other sports.