KnowraEnergy drinkLinked fromLinked fromThe 6 pages that link to Energy drink, each with the reason it gives.All 6Broader topic 1Related 2Narrower topic 1Compared with 2CaffeineRelated: Caffeine is the principal stimulant in many energy drinks.TaurineRelated: Taurine is a common ingredient, although its independent contribution to perceived energy is unclear.