Carbonated water, citric acid, natural flavor, caffeine, sodium benzoate (preserves freshness), potassium sorbate (preserves freshness), sucralose, acesulfame potassium, niacinamide (vitamin b3), calcium pantothenate (vitamin b5), pyridoxine hydrochloride (vitamin b6), taurine, cyanocobalamin (vitamin b12).
Caffeine content: 180mg/12 fl oz.