Carbonated water, citric acid, natural & artificial flavors, taurine, choline bitartrate, potassium citrate, natural caffeine, sucralose, potassium sorbate (preserves freshness), sodium benzoate (preserves freshness), acesulfame potassium, phenylalanine, pink himalayan salt.
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.