Carbonated water, contains 2% or less of: natural flavors, fruit and vegetable juice (for color), malic acid, caffeine from natural sources, green tea extract, potassium benzoate (to ensure freshness), citric acid, sucralose, retinol (vitamin a), niacinamide (vitamin b3), calcium pantothenate (vitamin b5), cholecalciferol (vitamin d3), biotin, cyanocobalamin (vitamin b12), pyridoxine hydrochloride (vitamin b6).
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.