Crazy Muscle. SUPERCHARGE MUSCLE GROWTH: Glutamine is a key building block of muscle; when your body runs out after heavy exercise, new muscle is no longer built. Taking glutamine supplements will ensure your recovery never goes on vacation REDUCE SORENESS: Nothing kills a workout faster than feeling sore and tired; glutamine helps your body repair yesterday's damage so you can feel stronger today HAVE MORE ENERGY: Lower recovery times will allow you to attack every workout with intensity and confidence TRAIN MORE: Stop taking unnecessary days off; feel fresher, faster, without the fear of overtraining NO SIDE EFFECTS: Just 100% pure l-glutamine without fillers, sugar or artificial flavor