Cod Liver Oil supplies a significant amount of Vitamin A and Vitamin D. Triple Cod Liver Oil has triple the EPA and DHA content of our regular cod liver oil capsules. Cod liver is a natural source of: Vitamin A which is essential for normal vision.* Vitamin D which is necessary for healthy teeth and bones.* Omega-3 fatty acids help support the cardiovascular system.* Easy-to-swallow softgel capsules. This product is regularly tested using Association of Official Analytical Chemists (AOAC) international protocol for potency and purity by an independent, FDA-registered laboratory and found to be free of detectable levels of mercury, cadmium, lead and PCBs.