Our foundational explosive pre-workout. Whether youre just starting out or striving to reach that next level, C4 Original will help you unlock your full potential. Built with a classic energy, focus and performance formula and delivering 150mg of caffeine per serving, this productis beneficial for exercisersof all levels.C4 original is the ideal pre-workout for those who need that little extra boost before the gym. C4 Original is now available in the mouth-watering flavours we love and know from the MILLIONS range - Bubblegum and Cola!!