Carbonated Water, Less Than 2% Of: Natural Flavors, Caffeine, Guarana Extract, Vitamins B3 and B6 (Niacinamide and Pyridoxine Hydrochloride), Acesulfame Potassium, Sucralose, Citric Acid, Caramel Color, Sodium Bicarbonate, Phosphoric Acid, Sodium Benzoate and Potassium Sorbate (to Protect Taste).