About This Product Enhance your performance with this fizzy C4 On the Go beverage. It delivers 200 mg of caffeine with zero calories and no sugar. After consuming C4 On the Go, a tingling feeling may occur within moments--this is due to the formulas CarnoSyn Beta-Alanine. Research has shown that this ingredient helps to postpone fatigue, leading to enhanced power and performance. Enhance your mental and physical endurance with: 200 mg of caffeine Zero calories or sugar The brands Explosive Performance Energy Blend, which includes Citrulline Malate, CarnoSyn Beta-Alanine, BetaPower Betaine Anhydrous, and N-Acetyl-L-Tyrosine Energy-boosting B vitamins Directions Consume one can (16 fl. oz.) of C4 On The Go 20-30 minutes before dominating exercise...and/or life.