Single 12 fl oz can of Red Bull Energy Drink Summer Edition Red Bull Dragon Fruit Summer Edition's special formula contains ingredients of high quality: Caffeine, Taurine, some B-Group Vitamins, Sugars One 12 fl oz can of Red Bull Dragon Fruit Summer Edition contains 114 mg of caffeine, about the same amount as in an equal serving of home-brewed coffee Red Bull Dragon Fruit Summer Edition Energy Drinks are: Wheat-free, gluten-free, dairy-free, lactose-free, vegetarian Aluminum cans are forever recyclable, without any loss in quality