Ingredients: Water, Natural Flavouring, Carbon Dioxide, Acidity Regulators (Malic Acid and Citric Acid), L-Arginine (0.21%), Taurine (0.21%), Betaine (BetaPower®), Sweeteners (Sucralose and Steviol Glycosides), Caffeine Anhydrous, Niacinamide, Cyanocobalamin.