The Mediterranean-diet staple gets all the buzz for being heart-healthy, but the fact is that canola is even better for your ticker. "Both oils contain beneficial monounsaturated fats, but canola has less saturated fat," says Lisa young, Ph.D., R.D., FITNESS advisory board member and author of The Portion Teller Plan. Plus, canola is versatile for cooking. It can be heated to a higher temperature than other oils before it smokes, and its mild flavor is just right for baking or for dressing a salad.