Water, malic acid, citric acid, natural flavor, contains less than 29% of niacinamide (vitamin b3) vitamin b6, vitamin b12, stevia leaf extract sodium citrate, red 40, blue 1, 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.