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.
Genmaicha is a Japanese green tea with brown rice kernels. Once brewed, this tea has a light yellow hue and is quite mild to drink. The taste is nutty and has a subtle aroma of roasted rice, which helps balance the bitterness. If drank often, this tea has some very beneficial health benefits.