Salmon Oil provides dietary support for joint health as well as heart health. It contains Omega-3 fatty acids that help support the cardiovascular system. It contains DHA and EPA. Each capsule contains 1000 mg of oil derived specifically from salmon. It is great for those who dont consume fish on a regular basis.EPA which is important for the circulatory systemDHA which is vital for a healthy heart and important for vision and brain cell functions Consumption of Omega-3 fatty acids may reduce the risk of coronary heart disease. FDA evaluated the data and determined that, although there is scientific evidence supporting the claim, the evidence is not conclusive. This product is regularly tested using Association of Official Analytical Chemists (AOAC) international protocol for potency and purity by an independent, FDAregistered laboratory and found to be free of detectable levels of mercury, cadmium, lead and PCBs.