Cod Liver Oil Gems, Super 1,000 contains 1,000 mg of Norwegian cod liver oil, which provides 250 mg of Omega-3s plus vitamins A and D3. The beneficial omega-3s EPA and DHA support heart, brain, vision, joint health, and immune function.* Cod Liver Oil Gems are sourced from the highest quality, wild-caught Arctic cod off the coast of Norway using traditional, sustainable methods. The same day they're caught, our fish are transported to a highly regulated Norwegian facility for processing and purification. Like all Carlson omega-3s, freshness, potency, and purity are guaranteed.