Carbonated water, citric acid, natural flavor, sodium citrate, taurine, caffeine, potassium benzoate (as a preservative), panax ginseng extract, green tea extract, guarana seed extract, sucralose, acesulfame potassium, l-carnitine, l-glutamine, yellow 6, niacinamide (vitamin b3), calcium pantothenate (vitamin b5), pyridoxine hydrochloride (vitamin b6), riboflavin (vitamin b2), and cyanocobalamin (vitamin b12).
Manufacturer likely did not include an allergen statement; however, please double-check the product packaging and/or contact the manufacturer if you have a severe food allergy.