Water, citric acid, propylene glycol, potassium citrate, sucralose, contains less than 2% of acesulfame potassium, natural flavor, red 40, blue 1, niacinamide, vitamin b6, vitamin b12, potassium sorbate (preservative).
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.