Dietary Supplement. Controls fish burps. Omega-3. May reduce the risk of coronary heart disease. Consumption of omega-3 fatty acids may reduce the risk of coronary heart disease. FDA evaluated the data and determined that although there is scientific evidence supporting the claim, the evidence is not conclusive. The enteric coating reduces the fishy odor and after taste by protecting the softgel until it reaches the lower intestine. No artificial colors; no artificial flavors; no preservatives; no yeast, starch or gluten. Fish Oil softgels are made to Nature Made's guaranteed purity and potency standards. Nature Made Fish Oil supply comes from deep ocean waters. Our fish oil is not supplied from farm raised fish. State-of-the-art molecular distillation is used to remove PCBs (less than 0.09 parts/million [based on 7 indicator PCBs]), dioxins and furans (less than 2 parts/trillion WHO TEQs), which guarantees purity and potency. Mercury not detected (below a limit of 0.1 parts/million).