From Product Label:
Norwegian Cod Liver Oil is the finest natural cod liver oil available, meeting the rigid standards specified by Norwegian law regarding its control and quality. This oil is unfortified, non-destearinated (contains entire oil), unconcentrated and neither bleached nor deodorized. It is also a rich and most economical source of the biologically active omega-3 class polyunsaturated fatty acids EPA (eicosapentaenoic acid) and DHA (docosahexaenoic acid). All Twinlab fish and marine oil products are carefully screened to avoid toxic metals and chemicals.