MVI stands for "Multi-Vitamin Injection". It is a sterile product consisting of two vials provided as a single dose or as a pharmacy bulk package for intravenous use intended for the prevention of vitamin deficiency in adults and children aged 11 and older receiving parenteral nutrition. MVI Adult is a combination of vitamins including Vitamin E, Vitamin K, Vitamin C, sodium, thiamine, pyridoxine hydrochloride, dexpanthenol, biotin, folic acid, and cyanocobalamin.

Other meanings of MVI include:

• Musical Video Interactive, a DVD-based container format for packing audio, video, and interactive visual content onto one disk.
• Model-View-Intent, an architecture for reactive programming.
• Multiple Victim Incident (disaster medicine) .
• Mitral Valve Insufficiency.