Treat dehydration after extreme exercise or too much alcohol intake
Boost the immune system (although what this means or how this could be done is not clear)
Increase levels of energy and reduce fatigue
Relieve stress, anxiety, and depression
Eliminate toxins from the body
Make skin healthier
Treat asthma, allergies, chronic sinusitis, high blood pressure, fibromyalgia, diabetes, heart disease, acute muscle spasms, and Parkinson disease
Treat migraine and tension headaches
Sellers of IV vitamin therapy also claim that infusions are better than dietary sources of the vitamins because
The infusions can be given to people with various food sensitivities.
Large amounts of vitamins and minerals are delivered directly into the bloodstream, so they have a more direct path into the cells and mitochondria, where they allegedly have beneficial effects.