Mega EPA / DHA Liquid Omega - 3 Formula is a Molecularly Distilled Pharmaceutical Grade Great Tasting Lemon Flavored Fish Oil.Fish oils contain the omega-3 fatty acids eicosapentaenoic acid (EPA), and docosahexaenoic acid (DHA), precursors of eicosanoids that are known to reduce inflammation throughout the body, and are thought to have many health benefits.