Our Immune Boost IV is a fast, clinician-mixed infusion designed to strengthen your defenses and help your body fight off colds, flu, and other viral illness. Each bag delivers IV fluids, vitamin C, B-complex, glutathione, and zinc. These are the core nutrients your immune cells need to mount a strong response and recover faster.
Ingredients: IV Fluids, Vitamin C, Vitamin B Complex, Glutathione, Zinc
✓ HSA/FSA Eligible
First of all, your immune system runs on nutrients. When you’re run-down, fighting off a virus, or burning the candle at both ends, your body burns through vitamin C, zinc, and B vitamins faster than you can replace them through food alone. The Immune Boost IV delivers those nutrients straight into your bloodstream, so your white blood cells, antibodies, and antioxidant systems get the raw material they need, exactly when they need it. Pharmacokinetic studies have shown that intravenous vitamin C reaches plasma concentrations many times higher than oral dosing, because IV delivery bypasses the gut transporters that cap how much your body can absorb by mouth. In addition, our blend pairs that high-dose vitamin C with B complex, glutathione, and zinc. These are the four nutrients most consistently linked to faster cold recovery, stronger antiviral defense, and lower oxidative stress during illness. Importantly, the Immune Boost IV is not a substitute for medical treatment of a serious infection. Instead, it’s a supportive drip that gives your immune system a clear nutritional advantage when you’re fighting illness or trying to stay ahead of cold and flu season.
Each Immune Boost IV bag is mixed fresh by our licensed clinicians using pharmaceutical-grade ingredients. Here’s what goes into every bag, and why each one matters for your immune defense.
Importantly, the Immune Boost IV isn’t designed to diagnose or treat a specific illness. Instead, it’s a high-dose nutritional drip that gives your immune system extra support when it’s under pressure. As a result, patients tend to book it for situations like:
Whether you’re feeling the first signs of illness, recovering from a tough week, or simply want to stay ahead of cold and flu season, the Immune Boost IV gives your body the targeted nutrient support it needs to fight back. For a broader vitamin and recovery profile, patients often pair it with our Myers IV infusion or step up to the Myers Plus IV during heavy weeks.
Overall, the Immune Boost IV is one of our most-requested drips at Flare MD, especially during fall and winter. Therefore, it’s a strong fit for:
Common questions about our Immune Boost IV infusion, what’s inside, and how it stacks up against oral immune support.
An Immune Boost IV is a clinician-mixed intravenous drip designed to strengthen your immune system and help your body fight off colds, flu, and other viral illness. Each bag delivers IV fluids, high-dose vitamin C, B complex, glutathione, and zinc directly into your bloodstream, bypassing the digestive system so your immune cells get the full dose, exactly when they need it.
Oral vitamin C and zinc are limited by gut absorption, so only a fraction of what you swallow actually reaches your bloodstream. IV delivery bypasses the digestive system entirely, so blood and tissue levels of vitamin C reach far higher concentrations than oral dosing can achieve. That higher saturation gives your immune cells more raw material to work with, exactly when you need it most. Pairing it with zinc, B complex, and glutathione amplifies the antioxidant and antiviral effect.
Most Immune Boost IV infusions take about 30 to 45 minutes from start to finish. Your clinician will start the IV, monitor you throughout the drip, and remove the line once the bag has finished. Many patients use the time to relax, read, or rest while the nutrients do their work. We can also bring the drip to your home or office through our mobile service.
Many patients feel more hydrated and clear-headed during or shortly after the infusion. The deeper immune-support and recovery benefits typically build over the following 24 to 72 hours as your cells absorb and use the vitamin C, zinc, and glutathione. If you started early in an illness, you will often notice a faster turnaround than you would expect from oral remedies alone.
For active illness, a single Immune Boost IV is often enough to get you through the worst of it. Some patients schedule a second drip a few days later if symptoms are severe. For prevention during cold and flu season, many patients do well with one Immune Boost IV every two to four weeks. Your clinician can recommend a cadence based on your goals, exposure, and overall health.
Whether you’re catching a cold, recovering from the flu, or trying to stay ahead of a heavy week, the Immune Boost IV gives your immune system the nutrients it needs to do its job.
