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 competitive athletes, contains 135mg caffeine, and forms the base of our 1-2-3 Sport Series System.
- C4 PRE WORKOUT POWDER FOR MEN & WOMEN – America’s Number 1 Selling Pre-Workout Brand has been trusted since 2011 with over 2 billion servings sold* Optimized for exercise to beat your personal best and crush your goals
- BUILD MUSCLE & STRENGTH – Formulated with a nitrogen-containing compound designed to build lean muscle mass, maximize performance, and increase strength in all athletes – from pro to everyday
- INCREASE REP COUNT – Formulated with CarnoSyn Beta-Alanine, a premium clinically studied beta-alanine, which has been studied to support muscular endurance and fight fatigue and may cause a harmless tingling sensation
- TESTED & TRUSTED BY THIRD PARTIES – Proudly NSF Certified for Sport, an independent certification program recognized by the United States Anti-Doping Agency (USADA), Major League Baseball, the National Hockey League and the Canadian Football League
- DELICIOUS FLAVORS UNLIKE ANYTHING ON THE MARKET – Blue Raspberry, Fruit Punch, and Watermelon. Take one serving (1 scoop) of C4 Sport, mixed with 6-8 fl. oz. of water 20 – 30 minutes before training