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Can IV vitamin C cause kidney stones? Your history decides

By the Anywhere Infusions team · Tulsa, OK

Oxalate is the word underneath this question. MedlinePlus lists vitamin C supplements as a place it comes from, so can IV vitamin C cause kidney stones? The firmest evidence points at people whose bodies already run high in oxalate, which makes your own stone history matter more than the bag does. Tell us about one before you book in Tulsa.

We list our sources at the bottom so you can check us.

Where the oxalate worry comes from

The federal encyclopedia lays out how a stone gets started. Stones can form when urine contains too much of certain substances that form crystals. Then it names the usual culprit, and where that culprit turns up.

Oxalate is the most common of these substances. Oxalate is present in certain foods such as spinach. It is also found in vitamin C supplements. That last line sits on a government health page, so we're not going to wave it off when somebody brings it up at the kitchen table. The federal kidney institute explains why oxalate gets the attention: Calcium stones, including calcium oxalate stones and calcium phosphate stones, are the most common types of kidney stones. The same institute defines the thing itself, because the word gets thrown around loosely by people who've never had one. Kidney stones are hard, pebble-like pieces of material that form in one or both of your kidneys. Pebble is the right word, and anyone who's passed one will tell you the size has nothing to do with how much it hurts.

Can IV vitamin C cause kidney stones if you've never had one?

The research here is narrower than the headlines make it sound, so read it closely. The NIH Office of Dietary Supplements writes the vitamin fact sheets clinicians actually use, and it says the clearest evidence isn't about the general public at all. The best evidence that vitamin C contributes to kidney stone formation is in patients with pre-existing hyperoxaluria. Hyperoxaluria is a body that already pushes too much oxalate into the urine, usually for a reason a physician has named out loud. If that isn't you, the sentence is still worth reading, because it tells you who the warning was written for.

That same fact sheet publishes a ceiling for ordinary intake. The Tolerable Upper Intake Level for vitamin C ranges from 400 to 2,000 mg, depending on age. Read that number for what it is. It's about vitamin C you eat or swallow, and a drip isn't that, which is the reason people book one.

So we can't hand you a percentage. Anybody who hands you one made it up.

What we ask before a bag with vitamin C goes in

Four bags on our menu carry vitamin C. Super Immunity is $199 and puts vitamin C in with zinc, glutathione and a B-complex on top of a liter of saline. Allergy Defense is $215 and carries it next to magnesium. The Beauty Bag is $215, and Energy and Hydrate is $199. Want the amount in the one you're eyeing? Text and ask about that bag. Our FAQ promises you a real answer from a real nurse, and a milligram count is a fair thing to ask a nurse for.

Then comes the part that happens before anybody drives to you. A physician reads your health answers against the bag you chose, with Dr. Canaday, DO over the clinical side here, and a registered nurse is the one who places the line. A stone you've passed, any kidney condition, or a physician telling you your oxalate runs high all belong in those answers, not in a text afterward. Our FAQ doesn't soften our side of it either. Some clients get told no, and we'd rather say it out loud than take the booking. That costs us money. We're fine with that.

What lowers the odds is boring

Both federal pages land in the same spot, and it isn't a spot that sells infusions. Drinking enough liquid, mainly water, is the most important thing you can do to prevent kidney stones. MedlinePlus even puts a target on it. Drink plenty of fluids (6 to 8 glasses of water per day) to produce enough urine. Every day, not once in a while. An infusion runs about an hour, and your kidneys are working the other twenty three. Once you've had a stone the odds shift too: Kidney stones often come back. A liter in your arm doesn't change what you drink on a Tuesday.

If fluids are what you're really after, skip the vitamins and say so when you book. Simply Hydrate is a full liter with nothing added, $99 all in, and $25 adds a B12 or vitamin D injection while the bag runs. Plenty of Tulsa clients use it after a hot stretch or a long flight. Our Tulsa page runs through a visit from the knock to the bandage, and the menu lists every ingredient so you can read a bag before anybody knocks on your door.

Quick answers

I passed a stone a couple of years ago. Should I skip the vitamin bags?
Don't settle that off an article, ours included. Put it on the health questions, including what kind of stone it was if anybody told you, and let the physician read that against the bag you picked. Some people get a yes. Some get pointed at a different bag.
How much vitamin C is actually in one of your bags?
Our menu pages name vitamin C as an ingredient and don't print a milligram figure beside it, so text and ask about the bag you want. You'll get the number from a nurse. We're not going to invent one in an article.
Is there a bag with no vitamins in it at all?
Yes, and people book it all the time. Simply Hydrate is a liter of plain fluids, $99 all in, nothing else in the bag. Change your mind at the door and $25 covers a B12 or a vitamin D injection.

So the answer is a history and a question rather than a yes or a no. Very high vitamin C intake has been tied to stones, and the firmest evidence involves people whose kidneys already handle oxalate poorly. A drip isn't a substitute for medical care, and your physician is still the right person for a stone. Tell us about yours, ask what's in the bag, and drink the water tomorrow too.

Sources

Kidney stones, MedlinePlus, government health agency
Definition and facts for kidney stones, National Institute of Diabetes and Digestive and Kidney Diseases, government health agency
Eating, diet and nutrition for kidney stones, National Institute of Diabetes and Digestive and Kidney Diseases, government health agency
Vitamin C fact sheet for health professionals, NIH Office of Dietary Supplements, government health agency

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