Like having tons of energy, strength, stamina and endurane for your workouts? Who doesnt? There's nothing like the right combinaton of compounds taken pre-workout to deliver consistently mind-blowing workouts to help you achieve your goal. After all, if your workouts suck, you can all but forget about making killer progress anytime soon. USP Labs Jack3d gives you the mad aggressive desire and ability to lift more weight, pump out more reps and have crazy lasting energy, along with sick muscle-engorging pumps. Jack3d is easily the most intense pre-workout product you will ever want to use again. The amount of energy anf focus is perfect, pumps and vascularity will be out of control, but most importantly you will feel great throughout your entire workout. No crash, no bloat, no headaches, no blown workouts.