Product Features | C4 Sport supports explosive energy, performance, and endurance for workouts of all stripes and trainees of all types. The sugar-free, NSF Certified for Sport formula is trusted by pro athletes and forms the base of our 1-2-3 Sport series system. | C4 Ripped Sport supports your training goals and your mission to get Ripped. In addition to supporting energy and performance, The sugar-free, NSF Certified for Sport formula features CLA and Dyglofit to support yourt fat-loss efforts. | Iconic and essential, C4 Original is our foundational explosive pre-workout. Available in an amazing array of sugar-free flavors, C4 Original is built with a classic energy, endurance, pumps, and performance formula. | Building on C4 Original, C4 Ripped supports energy, pumps, and performance, but also features a powerful cutting formula with l-carnitine, Capsimax cayenne extract, and additional ingredients to help support your fat-loss efforts. | Our most advanced pre-workout, C4 Ultimate is fully loaded with 300mg of caffeine, 6g citrulline malate, 3.2g CarnoSyn Beta-Alanine, and an array of supporting ingredients to deliver the ultimate in explosive energy, pumps, performance, and focus. |