On Amazon.com where you can now get this
C4 Energy Drink Frozen Bombsicle 12-Pack for just $11.26 shipped after you clip the 35% off digital coupon!

These energy drinks have 150mg of caffeine to give you energy and CarnoSyn Beta-Alanine to support muscular endurance while also fighting fatigue. Even better, it also has BetaPower Natural Betaine derived from beets to support hydration. It has 0g of sugar, 0 calories, 0 carbs, and no artificial colors or dyes!