In the leanest cuts of beef, about 30 percent of the calories come from fat. Skinless chicken is nearly as high, at 23 percent. Even without the skin, chicken is never truly a low-fat food. Grains, beans, vegetables, and fruits, however, have comfortably less than 10 percent of their calories coming from fat. A few vegetable oils are also high in saturated fats.
Hydrogenated oils are also high in saturated fat.
While liquid vegetable oils are much better than animal fats and tropical oils, all fats and oils are natural mixtures of saturated and unsaturated fats. Therefore, none of them will do your coronary arteries any good, and should be kept to a minimum. While the saturated part of oil is what increases your cholesterol level, the unsaturated parts have health problems of their own. These include a tendency to increase free-radical production, impair the immune system, and increase body weight. Blood Pressure Blood pressure is also a risk factor for heart disease, and can lead to strokes and other serious health problems as well.