Water, citric acid, sodium citrate, contains less than 2%: gum arabic, sucralose and acesulfame potassium (sweeteners), natural flavor, ester gum, potassium sorbate and sodium benzoate (preservatives), yellow 5, yellow 6.
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.