Everyone knows proper nutrition is important for those who want to lose weight, boost endurance, and get stronger. But how do you know if you're getting the right nutrition? Fuelstrip is a product that "is able to detect the metabolites in your sweat to allow you to refuel to your body's exact needs," says Dr. Boaz Rosenblat, medical director at Fuelstip. In order to help you perform your best, these strips help you understand where you're getting your energy, how your body burns fat, if you need to consume more or less carbs, sugars or fats etc. You can't skip the directions. You need to follow the directions closely to understand how to set this up and use the fuelstrip accurately. Once you understand how to use one during your workout/training, you'll be on your way to a better nutrition plan.