Ever wonder why a $12,000 bag of chemo gets a green light from your insurance company, but a $300 vitamin C infusion that actually supports your immune system gets you side-eyed by your doctor and a bill labeled “experimental”? Yeah, No? Me neither. The wondering phase ended long ago. What? I have never been accused of being a conspiracy theorist. No really.
I’m Dr. Kristen Lindgren, and welcome back to The Dysfunction Files, friends. This week, we’re stepping out of the land of the dark side of the tin foil hats and into the IV chair. I want to talk about the therapy that’s been keeping people alive, energized, and glowing like radiant 20 year olds for decades—but still manages to fly under the radar of mainstream medicine:
High-dose intravenous vitamin C.
If you’re dealing with cancer, chronic fatigue, Lyme, Epstein-Barr virus, just trying to survive the slow death march of modern stress, collapsing mitochondria, collapsing institutions, collapsing civilization, the Epstein Files, the RFK Files, the MLK J files, the Wi-Fi in your silverware, nanotech in your blueberries, hollow moon theory, the Anunnaki, the shapeshifting reptilian elite, UAPs, UFOs, NHIs, CERN, HAARP, Project Blue Bean, aliens, the fake birds, fluoride in the rain, birth control in the drinking water, chemtrails, crop circles, interdimensional parasites, worm holes, warp drives, what happened to flight MH371, what happened to Tesla’s death ray? His his files???
…anyway, well than this episode’s for you.”
Let’s get into it.
We Moved! And We Have Chairs😊
Before we get into the nitty-gritty of vitamin C converting to peroxide bombs into cancer cells, let me share something exciting if you’re not already in the know:
Lindgren Functional Medicine just moved into a new space this summer. Bigger. Brighter. Full of good non-CAM subjective vibes, better patient care flow, and—most importantly for this episode—more IV chairs.
Whatever, it’s not like we didn’t have IV chairs before. We had that one chair. Right? In that little room with the PEMF, the ozone, the wheelchair scale, the stuff that didn’t fit in the storage rooms – promise won’t do that bit again.
But we have IV chairs. And they’re kind of nice. In a big room – we actually have something called windows in this big beautiful room. See how nice that is? Whatever – the point is I finally feel comfortable saying both intravenous therapy is an incredibly powerful tool AND we happen to be able to help you access this if you are interested😊
Isn’t That Just Expensive Pee?
Ah yes. The classic criticism. You’ve probably heard it from your regular doctor—or thought it—yourself:
“You’re just making expensive urine.”
Let’s clear something up:
If you’re absorbing enough nutrients that your body has a surplus to excrete? That’s not waste. That’s evidence that there’s finally enough there.
Oral supplements are great, but they face a biochemical obstacle course:
- Stomach acid destroys a chunk of the payload
- Gut inflammation reduces absorption
- Your liver slaps a “not today” sticker on anything too exciting (something called, first-pass metabolism)
- And if your digestive health is a trainwreck? Good luck absorbing much at all.
IV therapy?
No gut. No liver. No nonsense. Nutrients go straight into the bloodstream, where your cells can actually use them.
And yes, some vitamin C ends up in your urine. But guess what else ends up in your urine? Water. Should we stop drinking that too?
Vitamin C – More Than a Scurvy Story
Vitamin C earned its stripes keeping sailors from bleeding to death on 18th-century ships. But it’s come a long way since fighting off scurvy.
At normal oral doses, it is called an antioxidant. It:
- Neutralizes free radicals
- Supports collagen formation
- Helps your immune system not totally suck
- Boosts iron absorption
- Helps make neurotransmitters like dopamine and serotonin
- Supports adrenal glands when you’re stressed
In other words, it’s one of the few things you can take that actually does a little of everything. Your gut has a limited number of receptors for vitamin C. Once you’ve maxed those guys out for the day, you’re done. The rest end up in the toilet. You know this if you’ve ever tried Superhero doses of vitamin C for a cold or something.
But when you give vitamin C intravenously and at high doses, something amazing happens:
It stops acting like an antioxidant.
And becomes a pro-oxidant.
The Pro-Oxidant Paradox
When you drip in vitamin C at 25 to 100 grams (yes, grams), it doesn’t behave like your friendly antioxidant anymore.
Instead, it creates something called hydrogen peroxide in the extracellular fluid.
Why does this matter?
Because cancer cells HATE hydrogen peroxide.
They lack the enzyme catalase, which healthy cells use to neutralize it. So while healthy cells shrug it off (on account of the fact that they have plenty of this catalase situation), cancer cells basically drown in oxidative stress.
This pro-oxidant effect:
- Induces apoptosis (cell death) in cancer cells
- Supports immune activation
- Enhances mitochondrial signaling
- Makes your doctor say things like, “Where did you hear about that?” in a concerned tone
It’s also why IVC is used off-label in:
- Cancer
- Mold illness
- Long COVID
- Chronic viral syndromes like EBV or CMV
- Even Lyme disease
But before you plug yourself in, there’s one important test you need to run on yourself:
G6PD test — This test checks for a red blood cell enzyme deficiency that’s also important in neutralizing the effects of hydrogen peroxide in healthy cells. It’s different from catalase but equally as important. If you’re G6PD-deficient, high-dose vitamin C can cause something called hemolysis, which is when your red blood cells break apart and cause all sorts of issues. Most people have plenty of G6PD lying around. G6PD deficiency is most common in people of Mediterranean, African, Middle Eastern, and Southeast Asian descen,t but we can see it in anyone.
So please. Run the test. It’s easy, it’s inexpensive, and well, it’s non-negotiable.
What the Research Actually Shows
Let’s talk studies.
Linus Pauling and Ewan Cameron first showed that cancer patients lived 4x longer with high-dose IVC than those without it. The Mayo Clinic tried to discredit this by using oral vitamin C instead—because, you know science, apparently?
More recent trials, including those out of the NIH and Japan, show:
- Tumor regression in some cancers
- Enhanced quality of life during chemotherapy
- Decreased fatigue, nausea, and inflammation
- And importantly: no toxicity, even at high doses
That’s right: vitamin C is safe. Even in massive doses. Safer than Tylenol, safer than ibuprofen, and definitely safer than your doctor’s favorite proton pump inhibitor.
One of the most compelling real-world applications of high-dose IV vitamin C came from none other than Dr. Paul Marik—critical care specialist, sepsis researcher, and co-founder of the FLCCC (Front Line COVID-19 Critical Care Alliance). Before he was famously pushed out of his ICU position for recommending inexpensive, non-patentable therapies (you know, the usual), Dr. Marik developed the MATH+ protocol: a combination of Methylprednisolone, Ascorbic acid (vitamin C), Thiamine (B1), and Heparin, used to treat patients with sepsis and later adapted for severe COVID-19. His 2017 study on septic shock showed dramatically reduced mortality using IV vitamin C, and subsequent trials explored similar protocols for COVID—with early improvements in survival, oxygenation, and inflammatory markers. Naturally, the mainstream medical complex ignored or outright dismissed it, because… citrus.
Marik PE et al. Hydrocortisone, Vitamin C, and Thiamine for the Treatment of Severe Sepsis and Septic Shock. Chest. 2017;151(6):1229–1238. PMID: 27940189 PubMed
Kory P et al. Clinical and Scientific Rationale for the “MATH+” Hospital Treatment Protocol for COVID19. J Intensive Care Med. 2021 (retracted 2024). PMID: 33317385 PMCPubMed
But why isn’t it FDA-approved for cancer?
Enough said.
Why Your Doctor Thinks It’s Dangerous
Have you told your primary care doc you’re getting IV vitamin C? Did they immediately act like you’d joined a cult?
Let me decode that for you.
Here’s what most conventional doctors know about nutrients:
- “Vitamin D is good for bones.”
- “Don’t take too much iron.”
- “If you’re peeing it out, it’s not working.”
That’s about it.
They’re not taught nutrient pharmacokinetics.
They’ve never seen high-dose IVC administered.
And if it’s not blessed by an insurance algorithm or a pharma-sponsored rep lunch, it doesn’t exist in their world.
Meanwhile, integrative docs across the globe are using IVC every day—for cancer support, immune function, post-viral recovery, and mitochondrial rescue missions. Because we actually see it work.
Who Can Benefit?
Let’s get specific.
People who benefit from high-dose IV vitamin C include:
- Cancer patients (especially with solid tumors)
- Patients undergoing chemotherapy (reduces side effects, improves QOL)
- Chronic Lyme, EBV, or CMV sufferers
- Mold illness, CIRS, long COVID
- Fatigue, brain fog, or adrenal burnout
- Athletes or biohackers optimizing mitochondrial performance
- Anyone just trying to not feel like a dumpster fire
And you don’t have to wait until you’re sick. IVC can be used preventatively to support cellular health, detox, and resilience.
We’re not waiting for you to get cancer. We’re helping you stay one step ahead of it.
How to Incorporate Vitamin C into Your Wellness Regimen
So… is high-dose IV vitamin C the miracle cure? Well, yeah. Ok – nothing works in vaccum. But it is one of the most powerful, safe, and underused therapies in modern medicine.
It doesn’t fix everything. But it does support the terrain. The mitochondria. The immune system. The detox pathways. And in the right context? That changes everything.
If you’ve been gaslit, dismissed, handed another SSRI when what you really needed was support—come try something different.
This isn’t fringe.
This is functional biology.
And we’re doing it right here at Lindgren Functional Medicine.
Come drip with us.
I’m Dr. Kristen Lindgren, signing off from another episode of The Dysfunction Files. If you found this helpful, funny, or made you rage at your insurance provider, do me a favor:
- Like this episode
- Subscribe
- Leave a comment
- Share it with that friend who thinks Airborne is medicine
And if you’re ready to boost your resilience, recover from chronic illness, or just flood your cells with the good stuff—give us a call or visit lindgren.health.
You’ve got mitochondria. Let’s make them matter.
I’ll see you for the next one. Bye for now.
