Dietary Supplement Heart Health Omega-3 Rich Source of EPA & DHA May Reduce the Risk of Coronary Heart Disease Purified to Eliminate Mercury, PCBs & DioxinsSupportive but not conclusive research shows that consumption of EPA and DHA Omega-3 fatty acids may reduce the risk of coronary heart disease. One serving of 21st Century"s Fish Oil provides 300 mg of EPA and DHA Omega-3 fatty acids. (See supplement facts for total fat and saturated fat content). These Omega-3 fatty acids help maintain cholesterol levels which are within normal range. 21st Century"s Fish Oil contains the highest quality molecularly distilled fish oil concentrate.