Citric acid, potassium citrate, maltodextrin, calcium phosphate, aspartame (phenylketonurics: contains phenylalanine), corn syrup solids (adds a trivial amount of sugar), contains less than 2% of natural flavor, lemon juice solids, acesulfame potassium, artificial color, red 40 lake, bha (preserves freshness).
*phenylketonurics: contains phenylalanine.