20 Foods That Help Unclog Arteries and Prevent a Heart Attack

14. Watermelon

While watermelon is often viewed as the epitome of summer, it can also be a great way to jumpstart your heart health. Watermelon contains an amino acid called L-citrulline that helps lower blood pressure and reduce inflammation in the arteries. It also promotes artery health because it stimulates your body to create nitric oxide.