Energy drinks are a broad category of beverage that generally purport to enhance wakefulness or provide energy to the drinker. These drinks usually contain some variety of exotic ingredients, such as guarana, taurine, or ginseng. In general, the active in...

Energy drinks are a broad category of beverage that generally purport to enhance wakefulness or provide energy to the drinker. These drinks usually contain some variety of exotic ingredients, such as guarana, taurine, or ginseng. In general, the active in...