THERAHYDRO is a device that generates hydrogen-rich water. Water is converted to electrolytically reduced water by electrolysis technology to produce hydrogen gas. Hydrogen-rich water can improve sub-health, and it has the effect of adjuvant treatment for some diseases. A lot of research has proved that hydrogen has a certain auxiliary treatment effect on various diseases, so the market began to develop and sell hydrogen products. Hydrogen-rich water cup is one of the most effective and simply portable hydrogen electrolysis devices.