Classic English black tea. Non GMO Project verified. nongmoproject.org. Real simple healthy ingredients. Caffeine = high. Makes 140 - 200 based on 8 oz cup. Stay Focused: Although mate tea is mostly known for its caffeine, its antioxidant content is nothing to sneeze at mate teas contain almost as many antioxidants as green and white teas. This is probable why the word mate in portuguese means what sustains the being. Did you know black, green, white and oolong teas are all made from the same plant (camellia sinensis)? Life is the experience tea enhances that experience. Did you know black tea is the most oxidized type of tea, and next to mate, contains the most caffeine? Drink quality tea & the rest will follow! Our energizer blends contain black and mate teas, which help you deal with fatigue by giving you and added mental and physical boost. ET: Eternity. EN: Energizer. SI: Slenderizer. RE: Relaxer. IM: Immunity. tiestatea.com. Facebook. Twitter. Pinterest. Instagram. Flavor your mind (at) tiestatea.com. Discovered by Dan and Patrick in Prague. Designed by Bobby in Chicago. Blended by Alex in chicago.