C4® Original –  Icy Blue Razz is Cellucor’s most popular pre-workout powder. With ingredients like creatine nitrate, TeaCrine®, beta-alanine, arginine alpha ketoglutarate and caffeine, C4® Original will continue to deliver explosive energy and focus to help push you through your next workout.* Benefits: Contains 150 mg of caffeine anhydrous . Caffeine anhydrous supports energy, mental alertness and can help in the performance of cognitive tasks and reaction times. Features CarnoSyn® beta-alanine. Beta-alanine is an amino acid which provides muscle pH buffering properties. Supplies creatine nitrate (No3-T®). Creatine nitrate is a novel, university studied form of creatine. Provides Arginine Alpha Ketoglutarate. Arginine is a precursor to nitric oxide which helps fuels nitric oxide production in the body. Contains TeaCrine® (tetramethylruci acid typo/theacrine), an alkaloid which is structurally similar to caffeine. Supplies N-Acetyl L-Tyrosine, for antioxidant support Includes velvet bean (mucuna pruriens) seed extract (standardized for L-Dopa).