C4 Extreme is powdered energy. Harnessing unparalleled NO3 technology & exclusive, premium ingredients such as Creatine Nitrate, C4 Extreme is an advanced pre-workout supplement, possessing the power to ignite your mind, muscles, & workout regimen, workout after workout after workout. NO3 is Nitrate, an advanced compound that delivers unbelievable muscle pumps & amplifies the effectiveness of every ingredient in C4 Extreme. Cellucor is utilizing a new compound where NO3 has been fused to Creatine to create Creatine Nitrate; according to a UCLA study, Creatine Nitrate is 1000x more water soluble than either Creatine Monohydrate or other creatine derivatives. Unmatched water solubility ensures better absorption & absolutely none of the traditional side effects of Creatine supplementation.