← Treatment & supplements
Iron supplement side effects
Oral iron is effective but can be hard on the stomach. Constipation, nausea, and dark stools are common — they are also reasons some women stop supplements early, before ferritin recovers.
- Take with food if empty stomach causes nausea (may reduce absorption slightly)
- Ask about alternate formulations or every-other-day dosing
- Separate iron from calcium, tea, and coffee
- Do not stop without a plan — ask your clinician before abandoning treatment
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This guide is for general education only and is not medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional about your symptoms and lab results.
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