Toronto Sun | Is vegetable oil really good for you? Toronto Sun Plenty of previous research has linked polyunsaturated fat in vegetable oil, nuts and seeds with a lower risk of heart disease. Based on these studies, doctors have routinely advised patients to replace animal fats like butter, cream and lard with ... Benefits of switch from saturated fat to corn oil for longer life challenged Replacing butter with vegetable oils does not cut heart disease risk When Vegetable Oil Isn't as Healthy as You Think |