C4 Original is fueled by classic energy, endurance, pumps, and performance. Whether you’re just starting out or striving to reach that next level, C4 Original will help you unlock your full potential. Take your training to the next level with explosive C4 Energy from 150mg of caffeine. Fuel muscular endurance and fight fatigue with clinically studied CarnoSyn Beta-Alanine. Legendary zero sugar C4 taste in every scoop. With billions of servings sold, C4 has set the standard in flavor for over a decade. Increase strength and performance with Creatine Nitrate (NO3-T), a 2-in-1 super compound.