Known as the “good” polyunsaturated fats, omega-3 fatty acids are beneficial for heart, brain, joint, and eye health, as well ...

But the supplements—made from mackerel, herring, and other fish rich in omega-3 fatty acids, especially EPA and DHA—aren't a cure-all. And based on our new tests, some of them aren't as pure ...

EPA (Eicosapentaenoic acid): Mostly found in fatty fish like salmon, mackerel, and sardines. It helps reduce inflammation and support heart health. DHA (Docosahexaenoic acid): Also found in fish ...

smoked and canned), mackerel, sardines, herrings and New Zealand grass-raised cattle. These foods contribute eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) omega fatty acids.