Official energy drink of the UFC - Ultimate Fighting Championships. Each drink is formulated with caffiene, l-taurine, ginseng, l-carnitine and other energy, focus, vitality and endurance supporters. Caffeine is a power and energy accelerant! It's perfect to super energize your body for powerful workouts. Taurine has several critical functions and can act similarly to creatine in that it expands your cells by helping the muscle cell itself hold more water, increasing cell volume. has been shown to elevate mood, increase energy, and give a positive sense of well being. L-Carnitine performs many important functions, such as helping metabolize food into energy.