IngredientsCarbonated Water, Citric Acid, Taurine, Natural and Artificial Flavors, Sodium Bicarbonate (Baking Soda), Magnesium Carbonate, Colors, Caffeine, Aspartame, Acesulfame K, Xanthan Gum, Niacinamide, Pyridoxine HCl (Vitamin B6), Calcium Pantothenate, Vitamin B12.