However, it is likely that all-. natural energy drinks may contain as. much caffeine as regular energy drinks, albeit from natural sources. Therefore, natural energy drinks could differentiate. by listing the amount of caffeine on. packaging, if the product has less caffeine.
Description. Oi Ocha is Japan's #1 green tea brand and means Tea, please!. Unsweetened. No calories. With more than 100% RDA of Vitamin C.  1  All natural. 2  Unsweetened.
Green Tea. Chinese green tea is the oldest and most popular type of tea; it has been enjoyed in China for several thousand years. Green tea is made from the new shoots of the tea plant, and the tea leaves are dried and processed according to the type of tea desired.ed Tea (Black Tea). Red tea is the second largest category of Chinese tea. It is made from new shoots of tea leaves which are wilted, rolled, fermented, and dried. The resulting infusion yields a lovely red color and a subtle aromatic fragrance.