This 12-pack of C4 Performance Energy Drink in Hawaiian Punch flavor is $21.28, down from $27.99. Each can has 200 mg of caffeine and is free of sugar, calories, and carbs. Buy Now at Amazon
Features
12-pack of 16 oz. cans 200 mg of caffeine per can Zero sugar, zero calories, zero carbs Contains CarnoSyn beta-alanine and BetaPower betaine Keto, Kosher, and Vegan friendly No artificial colors or dyes
