The JST NOMAX (Extreme Nitric Oxide Pre-Training Pump) contains a selection of natural & natural identical substances carefully blended to provide you with impressive power, concentration & strength & thus help you get through every training session, no matter how hard it is. The 250g (8.8oz) container is enough for 50 servings: just a 5g scoop into 150ml of water & drink it 20 minutes before training on an empty stomach. Please read the precautions or consult your physician first.