Citric acid, maltodextrin, aspartame**, caffeine, contains less than 2% of: acesulfame, potassium, magnesium oxide, calcium silicate, niacinamide (vitamin b3), calcium pantothenate and biotin (b vitamins), natural and artificial flavors, red 40, titanium dioxide (color), pyridoxine hydrochloride (vitamin b6), cyanocobalamin (vitamin b12), yellow 5, blue 1. **phenylketonurics: contains phenylalanine.
Not recommended for children and those sensitive to caffeine about 120mg caffeine per serving