Safety and cautions: - Possible side effects at high doses:…

Safety and cautions:
- Possible side effects at high doses: nausea, cramps, diarrhea; kidney stone risk (men) with long-term high doses.
- Can increase iron absorption—use caution if you have hemochromatosis or iron overload.
- May interfere with some lab tests (including certain blood glucose checks) at very high doses. If on medications or have kidney issues, check with your clinician.