About vitamin c
Water-soluble vitamin
Used for
- Prevention and treatment of vitamin C deficiency, including scurvy
Usual adult dose
For deficiency: typically 100–250 mg by mouth daily, adjusted to severity and clinical response.
Usual dose in children
For deficiency: dosing varies by age and severity; commonly 100–300 mg by mouth daily under medical supervision.
Common side effects
- Nausea or stomach cramps
- Diarrhea
- Heartburn
Important warnings
- High doses may increase kidney stone risk, especially with kidney disease.
- Prolonged high doses can cause iron overload in people with certain conditions.
Pregnancy
Recommended intake is 85 mg daily; avoid excessive supplemental doses unless prescribed.
Breastfeeding
Recommended intake is 120 mg daily; avoid excessive supplemental doses unless prescribed.
Interactions
- May increase aluminum absorption from some antacids.
- Can affect some laboratory test results, including glucose tests.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.