THE BEST SUPPLEMENT TO ENHANCE PERFORMANCE! Isotonix dietary supplements are delivered in an isotonic solution. This means that the body has less work to do to in obtaining maximum absorption. The isotonic state of the suspension allows nutrients to pass directly into the small intestine and be rapidly absorbed into the bloodstream. Fitness, Nutrition, Health Tips, Diet And Nutrition, Health Fitness, Health Blog, Health And Nutrition, Food Infographic, Food Facts