IV Hydration and IV therapy is a means of administering fluids and medications. The term "IV" stands for intravenous, which signifies that the fluid is delivered through the veins. Is IV hydration treatment beneficial? Hydration IV therapy allows your body to absorb nutrients and fluids without relying on the digestive system. It generates less waste than drinking water and allows your body to retain more nutrients. What are the many types of IV therapy? There are two types of IV therapy: IV Push and IV Drip. The main differences are the length of the treatment and the amount of fluid infused. With both IV Push and IV Drip therapy, vitamin absorption is 90-100%.