Blackmarket Fit Pre Workout is a combination of premium ingredients at clinically tested dosages, FIT is able to enhance and boost your endurance, power, and strength capabilities by increasing your oxygen uptake and efficiency, decreasing lactate, as well as raise and improve your antioxidant capacity. Both the ingredients used and their dosages were carefully selected and tested for maximum effectiveness on physical performance. Bottom line, FIT will help you achieve a noticeable improvement in your fitness level.