Eat These 20 Magnesium Filled Foods to Prevent Heart Disease

Mackerel

Mackerel (unsmoked) is super healthy and rich in the omega-3s and magnesium, which maintain heart health. It has 60 mg of magnesium per 100-gram serving. Although the common mackerel is known for its high mercury content, the Alaskan Atka Mackerel and Atlantic Mackerel are the healthiest fish to eat in a balanced diet.