Carbonated Water, Erythritol, Citric Acid, Taurine, Sodium Citrate, Natural Flavors, L-carnitine L-tartrate, Caffeine, Sorbic Acid (Preservative), Sucralose, Benzoic Acid (Preservative), Niacinamide (Vit.B3), D-calcium Pantothenate (Vit.B5), Acesulfame Potassium, Salt, Red #40, Pyridoxine Hydrochloride (Vit.B6), Blue #1, Cyanocobalamin (Vit.B12).