Nutrabolics is excited to introduce our brand new hardcore pre-workout Stim-X™. This limit-breaking, 100% transparent pre-workout powerhouse was clinically-designed to ignite your central nervous system (CNS) and crush your previously-unattainable performance goals. Working within seconds of ingestion, each hardcore scoop of STIM-X™ is fully-loaded with a maximum dose of stimulant energy ingredients including CarnoSyn®, Theobromine, and Synephrine. Our devastating blend of actives also contains Arginine AKG and Arginine HCL for insane skin-bursting pumps and vascularity. STIM-X™ works to stimulate every fiber of your muscle for explosive energy, laser focus, and maximum stamina.