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can you overdose on vitamin c
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General Health
Question #25631
45 days ago
98

can you overdose on vitamin c - #25631

Kian

I am kinda freaking out a bit right now. Last week, I started feeling really run down and thought, hey, maybe I should boost my immune system. So I went to the store and bought this massive bottle of vitamin C tablets - like, 1000mg each! I thought, if a little is good, more must be better, right? Anyway, I’ve been taking like 3-4 a day for the past five days, hoping to kick this cold I felt coming on. But then I started reading online about vitamin C, and now I’m not sure if I’m being stupid. Can you overdose on vitamin C? I mean, I've read that it’s water-soluble, so I thought I’d just pee out the excess. But then I saw posts saying you can still mess yourself up if you take too much! Ugh, now I'm worried. I have nausea and this weird cramping in my stomach. Is that normal, or could it be related to the vitamin C? I really didn’t think I would have to worry about overdosing on vitamin C! I just want to feel better... Can you overdose on vitamin C, or is this just some weird coincidence that's got me all paranoid? Should I just cut back to one a day or stop altogether? I could really use some clear advice here, thanks!

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Doctors' responses

It sounds like your instinct was right — it is possible to “overdose” on vitamin C, even though it’s water-soluble. Taking too much can definitely cause adverse effects. The upper limit for adults is generally around 2,000 mg per day, so consuming 3,000-4,000 mg daily could lead to side effects like nausea and stomach cramps, which you’re experiencing. High doses of vitamin C might also led to diarrhea or even increase the risk of kidney stones over time. While severe toxicity is rare due to the body’s ability to excrete excess amounts, these symptoms suggest your body might be reacting to the high intake. Cutting back to the recommended daily allowance, around 65-90 mg per day for most adults, should help alleviate symptoms. You don’t necessarily need to stop altogether; just reduce your intake, as a normal balanced diet usually provides enough vitamin C. Most instances of cold or feeling run down improve with good rest, hydration, and possibly other forms of support like zinc or echinacea, rather than high-dose vitamins. If symptoms persist or worsen, or if you experience any signs of serious reactions like severe abdominal pain, blood in urine, or ongoing discomfort, seeking medical advice is prudent. Always remember to tailor supplements to your body’s needs and follow recommended guidelines to ensure safety and effectiveness.

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