Nordic Naturals Cod liver oil is a great way to give your body a boost. Cod liver oil has been used for many years by many different cultures in the prevention of disease such as rickets, infections and general health maintenance. It contains high amounts of EPA and DHA, the Omega 3 fatty acids that are most protective for heart disease, neurological disorders and cancer. Clinical investigations are continually being carried out on the importance of DHA and Omega 3 fatty acids in health and disease. This product has the highest level of Omega 3 fatty acids per teaspoon of any cod liver oil, with naturally occurring vitamins A and D.