Carbonated water, citric acid, aspartame, sodium benzoate and calcium disodium edta (to protect taste), acacia, potassium citrate, acesulfame potassium, caffeine, sucrose acetate isobutyrate, natural flavors, medium chain triglycerides, yellow 5.
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.