Omega-3 is a type of fatty acid that's essential for your body to function properly. Omega-3 Fish Oil is great for heart, brain and immune health. And while there may be plenty of fish in the sea, not all are created equal. The Triple Strength Omega-3 Fish Oil from Sports Research is sourced from Wild Alaska Pollock and utilizes a 10-step refinement process to deliver an ultra-concentrated dose without the typical fishy aftertaste.