Carbonated water, citric acid, l-leucine, caffeine, benzoic acid (preservative), green tea extract, sucralose, potassium citrate, magnesium lactate, natural and artificial flavors, l-valine, l-isoleucine, sorbic acid (preservative), acesulfame potassium, niacinamide, pantothenic acid, dipotassium phosphate, coenzyme q-10 (coq10), pyridoxine hydrochloride, cyanocobalamin.
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.