Can You Take Fish Oil (Omega-3) and Iron Together?

May affect absorption

The short answer

Fish Oil may cause nausea and GI upset, and Iron supplements commonly cause stomach irritation. Combined use may amplify digestive discomfort.

How to arrange timing

Separate by at least 2 hours.

Reference

Reference noted for this combination: Examine.com — Fish Oil; NIH ODS — Iron

Important context

Whether supplements suit you together also depends on dose, product formulation, health conditions, and medication use. Ask a doctor or pharmacist first if you take medication, are pregnant or breastfeeding, or have a chronic condition.