Sugar, citric acid, contains less than 2% of natural flavor, caffeine, sodium citrate, magnesium oxide, stevia leaf extract, niacinamide (vitamin b3), vitamin b6, vitamin b12, mushroom powder, with beet powder, dried carrot juice, dried acerola cherry juice added for color.
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.