Passion fruit flavored energy drink with other natural flavors. Caffeine + B-vitamins. new. 220 calories per can. Product questions? 1-800-433-2652. Please recycle. Contains 0% juice. Low sodium. Caffeine Content: 157 mg/16 fl oz. Ampenergy.com. Ingredients Per Can: Guarana Extract 132 mg; Taurine 3 mg; Ginseng Extract 2 mg.