Carbonated water, magnesium sulfate, caramel color, phosphoric acid, potassium sorbate and potassium benzoate (to protect taste), aspartame, natural flavors, acesulfame potassium, caffeine, zinc gluconate, niacinamide (vitamin b3), pyridoxine hydrochloride (vitamin b6), cyanocobalamin (vitamin b12).
Phenylketonurics: contains phenylalanine.