IV therapy, or intravenous therapy, involves the administration of fluids, medication, nutrients, and other substances directly into the bloodstream through a vein. This method allows for the rapid absorption of these substances by the body. IV therapy is used for various purposes, including hydration, medication delivery, and nutrient supplementation. It is commonly used to treat conditions such as dehydration, nutrient deficiencies, and certain medical conditions. IV vitamin therapy, a specific type of IV therapy, administers a high dose of minerals and vitamins directly into the bloodstream, and it has been promoted for various purposes, including fatigue, fibromyalgia, and immunity support