Each Carlson Super DHA Gems soft gel contains 1000 mg of fish body oil from a special blend of fish oils (including Menhaden and Sardines) which provides 500 mg of DHA (DocosaHexaenoic Acid) and 200 mg of EPA (EicosaPentaenoic Acid). THIS PRODUCT is regularly tested using AOAC international protocols for potency and purity by an independent, FDA registered laboratory and found to be free of detectable levels of mercury, cadmium, lead, PCB's and 28 other contaminants.