Water, citric acid, natural flavor, sodium citrate, caffeine, potassium sorbate (preservative), sodium benzoate (preservative), sucralose, acesulfame potassium, niacinamide (vitamin b-3), calcium d pantothenate (vitamin b-5), fd&c red 40, pyridoxine hydrochloride (vitamin b-6), fd&c yellow 6, fd&c blue 1, cyanocobalamin (vitamin b-12).
Contains: consume responsibly - not recommended for children, pregnant or nursing women or people sensitive to caffeine.