Carbonated Water, Citric Acid, Natural Flavor, Potassium Benzoate (Preserves Freshness), Citrus Pectin, Aspartame, Potassium Citrate, Caffeine, Gum Arabic, Acesulfame Potassium, Sucralose, Sodium Citrate, Calcium Disodium Edta (to Protect Flavor), Yellow 5.