Water, propylene glycol, malic acid, citric acid,contains less than 2% of: niacinamide, vitamin b6, vitamin b12, natural flavor, sucralose and acesulfame potassium (sweeteners), potassium citrate, red 40, 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.