Tip: Spread avocado on a bagel instead of cream cheese. Use olive oil and garlic instead of whole milk and butter for a flavorful twist on mashed potatoes.
Poly-unsaturated fat (unsaturated fat): There are two types of poly-unsaturated fat, omega-6 and omega-3 fats. Since most Americans get plenty of omega-6 fats in their diet from vegetable oils, Schmitt says her primary concern is omega-3 fats. Good sources of omega-3 fats are fish (salmon and tuna), flaxseed, and walnuts.