Now has zero carbs & 67% more servings! Supercharge the mind/muscle connection & get more out of your workouts. Biotest product testing indicates that 45 minutes after using Power Drive, as recommended, strength levels can increase by as much as 8-12%. Individual results may vary widely. Up until now, bodybuilding science has spent all of its time trying to conquer the body while ignoring the brain. The trouble is, everything is controlled by the brain, & we're not just talking about memory or creativity or feelings of well being, either. The brain controls how well your muscles work. Ever wonder how some relatively weak-looking guys can rip apart phone books or bend steel rods in half? A lot of it has to do with muscle motor unit recruitment. Muscles are made up of individual motor units & some people are gifted in that they're able to recruit more of these motor units when it comes to performing an act of strength.