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Omega-3 Calculator

EPA and DHA requirements from fish oil

Omega-3 Intake Calculator

Fatty Fish Serving (g)
Frequency
Fish Oil Supplement (mg EPA+DHA/day)

Omega-3 fatty acids EPA and DHA (from fish and algae) are essential for heart, brain, and eye health. Most people do not consume enough through diet alone.

  1. 1WHO minimum: 250–500 mg EPA+DHA per day
  2. 2Fatty fish: ~2.5g omega-3 per 100g serving
  3. 3Check supplement labels for EPA+DHA content (not total oil weight)
  4. 4ALA (flaxseed) converts poorly to EPA/DHA in humans (< 5%)
2 × 150g salmon servings per week=Weekly EPA+DHA = 7.5g = 1,071mg/day — well above target
FishEPA+DHA (g)
Mackerel2.67g
Atlantic salmon2.50g
Sardines (canned)1.44g
Herring1.63g
Tuna (canned)0.28g

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