The Right Stuff is used for pre-hydration, during and rebalancing electrolytes after activities Used by endurance athletes, High Schools & Colleges across the US, pro teams(NFL, NBA, MLB, NHL etc.) & Olympians The Right Stuff is not just another sports drink, it is a performance aid for serious athletes In addition to optimizing sport performance, it also helps with jet lag and altitude issues. NSF Certified For Sport - Every Batch is cleared for banned substances, heavy metals and contaminants The Right Stuff: NASA-developed electrolyte drink additive is Serious Hydration for Serious Athletes. Studies show the formula is far superior for: 1) fighting cramps, headaches, lightheadedness etc. caused by heavy sweating, dehydration and electrolyte loss 2) Improving core thermoregulation, meaning it protects the body from overheating both in times of intense exertion and in high heat settings and 3) increases athletic endurance by over 20% more than any other NASA-tested formula