The Camelbak Elixir Orange Alert Sports Drink Tablet is new! It provides a healthy alternative to sugary energy drinks. One sugar-free effervescent tablet of Elixir range Alert contains 75 mg of caffeine, about equal to one serving of Red Bull or one shot of espresso. CamelBak’s proprietary energy blend also includes taurine, guarana and B-vitamins. Use one tablet for every 24 oz. of water.