NAD IV therapy is a cutting-edge, holistic treatment that can help with various conditions, including addiction, depression, anxiety, and chronic fatigue. NAD is a coenzyme that plays a vital role in many of the body’s key biochemical processes. What Is NAD IV Therapy? NAD helps the body with so many processes and when its levels decrease, patients are more likely to see the impacts of aging and other chronic illnesses. Even sleep and stress levels are impacted by NAD levels in the body. Maintaining higher levels of NAD+ through IV therapy can help to: Repair damaged DNA Nicotinamide adenine dinucleotide (NAD) pharmacology is a promising class of treatments for age-related conditions that are likely to have a favorable side effect profile for human use, given the widespread use of the NAD precursor vitamin B3 supplements. FmG4OD.