C4 Ultimate On The go will fuel you through the most grueling workouts while delivering incredible flavors and the perfect amount of carbonation to kick-start your taste buds. C4 Ultimate On The go is packed with a combination of clinically studied ingredients never before seen in a performance energy drink. Born from the legendary explosive energy, pumps, endurance, and focus found in C4 Ultimate, this high-intensity explosive energy formula delivers 300mg caffeine, Carnosine beta-alanine, and Zebrine to engineered to help deliver the ultimate performance For every workout.