The cells of the human body can only create energy if they have oxygen. And they must create energy to function. Oxygen research has shown that breathing increased oxygen-content air improves cognitive performance, including memory and reaction time. gO2 therapy, 99% Pure Oxygen, 100% Pure Life increases your oxygen intake to more than 4 1/2 times the amount of oxygen we regularly breathe and that’s why it acts as the natural health and well-being aid that promotes energy, better mental acuity, increased capacity for exercise, as well as boosting the immune system.