Bigger. Badder. Better. Unstoppable. Developed over years of rigorous research and testing, Pre JYM X is formulated to add a true "X" factor to your training and results. Each 38-gram scoop of Pre JYM X includes increased amounts of the must-have ingredients from the original Pre JYM formula––plus a precise combination of new compounds designed to support laser-like focus and the nutritional horsepower you need to help attain skin-tearing pumps, more strength, and more endurance to amplify your workouts and results like never before.