Reverse osmosis water, erythritol, less than 0.5% of: vitamins c, e, b5, b6, b12 (ascorbic acid, alpha-tocopheryl acetate, calcium pantothenate, pyridoxine hydrochloride, cyanocobalamin), electrolytes (magnesium and calcium lactates and potassium phosphate), ferric pyrophosphate, l-theanine, chamomile extract, citric acid, modified food starch, natural flavors, stevia leaf extract, fruit juices (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.