Kirkland Signature fish supply comes from deep ocean waters. Our fish oil is not supplied from farm-raised fish. State-of-the-art molecular distillation process is used to remove mercury, PCBs and dioxins, which guarantees purity and potency with reduced fish odor, on all Kirkland Signature fish oil products. The fish oil is derived from a variety of fish species, to maximize omega-3 fatty acid concentration.
Fish Oil naturally contains the Omega-3 Fatty Acids, EPA and DHA. Omega-3 Fatty Acids help maintain heart and vascular health.