Fat is a major source of energy and aids your body in absorbing vitamins. It’s important for proper growth, development and keeping you healthy. Fat provides taste to foods and helps you feel full. Fats are an especially important source of calories and nutrients for infants and toddlers. Dietary fat also plays a major role in your cholesterol levels.
When choosing fats, your best options are unsaturated fats: monounsaturated and polyunsaturated fats. These fats, if used in place of others, can lower your risk of heart disease by reducing the total cholesterol and low-density lipoprotein (LDL) cholesterol levels in your blood.
Fats and oils are concentrated sources of energy. Dietary fat should be limited to approximately 20 to 30 percent of total daily intake. Energy provides by one gram of fat is 9 calories.