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