The C4 formula includes ingredients that help promote energy, pumps and performance. Beta alanine: an amino acid that supports muscle endurance. Beta Alanine produces a tingling sensation throughout the body that lets you know it is working Creatine Nitrate: Creatine bound to nitrate. Creatine Nitrate produces two desirable effects on performance: Creatine for strength and Nitrate for pumps. N-Acetyl L-Tyrosine: It is an essential part of the essential energy mix. It helps support maximum physical and mental performance. Caffeine: A Popular and Proven Source of Energy. Experience in explosive training. The taste of C4 when you take a sip. The tingling sensation that you feel as if it is traveling through your body. The motivation surge that hits you at the perfect time - right before you're about to hit your workout ... the only word to describe it is explosive. Everything you love about your favorite pre-workout, and the next chapter of your most epic workouts has just begun.