While the human body is inefficient at converting plant-based ALA (found in flaxseed and walnuts) into active EPA and DHA, algae-derived supplements provide a direct source. A capsule labeled "1000 mg Fish Oil" might contain only 300 mg of combined EPA and DHA, while a medical-grade supplement could provide 1500 mg or more in a single serving.
Therapeutic Fish Oil Dosage Guide: Optimal Amounts by Body Weight and Concentration
The common over-the-counter dosage found on many store shelves often falls short of the amounts used in successful clinical trials, leaving many people underdosed for therapeutic benefit. Over-the-counter supplements used for the same purpose generally recommend between 2 to 4 grams of combined EPA and DHA daily, split into two doses to improve absorption and minimize gastrointestinal side effects.
Fish oil is simply the source, and the concentration of these active omega-3 fatty acids varies wildly between products. This guide cuts through the noise to provide clear, actionable recommendations based on current scientific understanding.
Therapeutic Fish Oil Dosage Guide: Recommended EPA and DHA Amounts
1 grams per day. Practitioners might recommend 20 to 30 mg of EPA and DHA per kilogram of body weight.
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