Carbonated water, phosphoric acid, caffeine, sodium benzoate (preservative), l-leucine, sucralose, potassium citrate, natural and artificial flavor magnesium lactate, potassium sorbate (preservative), acesulfame potassium, l-valine, l-isoleucine, niacinamide. D-calcium pantothenate dipotassium phosphate, coenzyme q-10, 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.