It is made from 100% non-animal origin ingredients such as Carbonated Water, High Fructose Corn Syrup and/or Sugar, Citric Acid, Sodium Benzoate (a preservative), Concentrated Grapefruit Juice, Caffeine, Gum Arabic, Sodium Citrate, Natural Flavor, EDTA (to protect flavor), Brominated Vegetable Oil and Yellow 5.