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.
The highest quality green tea in Japan is either gyokuro, green leaf tea, or matcha, green powdered tea. They are the same tea leaves, but differ in the processing. For matcha, there are two types: koicha/thick tea and usucha/thin tea.Thick tea is higher quality than thin tea; thick tea uses the new, young tea leaves from older tea plants and thin tea comes from the new, young tea leaves from younger tea plants.hey are the same tea leaves, but differ in the processing. For matcha, there are two types: koicha/thick tea and usucha/thin tea. Thick tea is higher quality than thin tea; thick tea uses the new, young tea leaves from older tea plants and thin tea comes from the new, young tea leaves from younger tea plants.