Dietary Supplement. 25% more free. 360 mg omega-3. Purified to remove mercury (State-of-the-art purification processes are used to remove PCBs, dioxins and furans, and mercury to ensure purity levels below 0.09 ppm, 2 ppt WHO TEQs, and 0.1 ppm respectively). May reduce coronary heart disease risk. Heart healthy. Burp-less (enteric coated to reduce fish burps). No. 1 pharmacist recommended (Based on Pharmacy Times Survey of pharmacists recommending omega-3/fish oil supplements). Nature Made Fish Oil supply comes from deep ocean waters. Our fish oil is not supplied from farm raised fish. Supportive but not conclusive research shows that consumption of EPA and DHA omega-3 fatty acids may reduced the risk of coronary heart disease. The enteric coating reduced the fishy odor and after taste by protecting the softgel until it passes the stomach. No color added. No artificial flavors. No preservatives. No yeast or starch. Gluten free. Fish Oil liquid softgels are made to Nature Made's guaranteed purity and potency standards. Encapsulated and quality tested in the USA. www.NatureMade.com. Fish oil country of origin is Peru.