Nordic Naturals Arctic Cod Liver Oil from Norway is molecularly distilled and enhanced with antioxidants for freshness and great taste. These soft gels contain only naturally occurring vitamins A and D.Nordic Naturals has always used 100% Arctic cod livers in their cod liver oil (CLO) formulasno fish body oils or synthetic additives are ever used. Arctic cod (Skrei) has the highest DHA, vitamin A, and vitamin D content of any cod species. On average, Nordic Naturals CLO delivers over 125 mg more DHA per serving than other CLO products. Each serving provides approximately 621 mg of the essential omega-3 fatty acids, EPA and DHA, fulfilling the expert recommendation of a minimum of 500 mg per day. Our classic Arctic Cod Liver Oil has always been derived from 100% wild Arctic cod- no other fish oils or synthetic additives are ever used. Unlike fermented oils, our cod liver oils are manufactured to eliminate free fatty acids and prevent rancidity. They support the heart, brain, and nervous system, and promote optimal immune system function.