Water, acid (citric acid), carbon dioxide, taurine (0.4%), acidity regulators (sodium citrates), sweeteners (acesulfame potassium, sucralose), caffeine (0.03%), vitamins (niacin, pantothenic acid, B6, B12), flavors, thickener (xanthan gum), food colors (anthocyanins, riboflavins) Red Bull energy drink is a functional drink that gives you wings whenever you need them. It is the perfect equipment if you are active and eager to set personal records - whether at work, in sports, studying, playing video games or spending time outdoors.