K-XR is a high potency, high stimulant, extended energy pre-workout from the VMI BLACK SERIES. The Answer. The Solution. The never-ending energy powerhouse you have been waiting for. Never before has an ultra-concentrated pre-workout powder delivered this type of an engineered formula. A totally unique blend of botanicals carefully orchestrated to mount the strongest workouts.

EXTREME ENERGY - 3 Sources of Caffeine for Extreme Energy & Norcoclaurine for Bronchodilation

SUPERIOR MENTAL FOCUS - Choline Bitartrate for Mental Focus & Cognition. 

BETTER PUMPS & ENDURANCE - Theobromine for Enhanced Vasodilatation & L-Taurine for Muscle Hydration & Endurance.

-VMI Sports