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