The key practical rule with fish oil is to take it with food, ideally a meal that contains some fat. EPA and DHA are fat-soluble compounds, and the presence of dietary fat in the meal supports their absorption. Taking capsules on an empty stomach is less effective and is also the most common cause of the unpleasant "fishy burps" some people experience.
A few more practical points:
- Swallow the capsule whole. The soft gelatin shell keeps the oil sealed inside and masks the typical fish taste — chewing or piercing it defeats that purpose.
- Consistency matters more than timing. Whether you take it with breakfast or dinner makes little difference; what matters is taking it regularly, since the point of supplementing is to keep your omega-3 intake stable over time.
- For the daily amount, follow the directions on the package — do not exceed the stated dose on the assumption that more is better.
- For longer courses, it is sensible to take periodic breaks and pay attention to how you feel, rather than taking it continuously for many months without pause.
If you use blood-thinning medication, are preparing for surgery, are pregnant or breastfeeding, or have a fish allergy, consult a doctor or pharmacist before starting.