You may need to limit your intake of foods high in vitamin K when taking Coumadin, but you're still left with plenty of healthy foods to create balanced meals.

The American Heart Association defines an anticoagulant as a medication that prevents blood from clotting. Anticoagulants are given to people who are at risk for blood clots, people with artificial heart valves, and people with atrial fibrillation. Common anticoagulants include Coumadin and heparin.