Based in Springfield, Missouri, hydrationhealthproducts uses a patented formula developed from more than 40 years of scientific research to keep our customers hydrated. With an isotonic delivery system, re:play was designed to replace fluids in extreme situations when a medical IV isn't available. All of our products use a patented formula that allows electrolytes to be delivered on a molecular level. This causes rapid absorption and keeps you hydrated no matter the circumstance. Our bodies are made up of 70% water. When you are well hydrated, you experience health benefits, such as regulated body temperature, increased flow of oxygen and nutrients to cells, protected organs and tissues, removal of waste, and improved physical and cognitive function.