Citric acid, aspartame (phenylketonurics: contains phenylalanine), caffeine, maltodextrin, magnesium oxide, contains less than 2% of acesulfame potassium, calcium silicate, natural flavors, niacinamide (vitamin b3), sugar, peach juice solids, yellow 5, calcium pantothenate and biotin (b vitamins), pyridoxine hydrochloride (vitamin b6), red 40, cyanocobalamin (vitamin b12).
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.