what fats are bad
âGoodâ unsaturated fats â Monounsaturated and polyunsaturated fats â lower disease risk. Foods high in good fats include vegetable oils (such as olive, canola, sunflower, soy, and corn), nuts, seeds, and fish. âBadâ fats â trans fats â increase disease risk, even when eaten in small quantities. Foods containing trans fats are primarily in processed foods made with trans fat from partially hydrogenated oil.