Lipids; Fats and Oils
Lipids Fats and Oils Lipids (fats and oils) give food a creamy, luscious mouthfeel. Fat in foods has been considered the most satiating of all macronutrients. However, studies show that protein and carbohydrate probably provide more satiety. High fat meals do provide satiety because they are high in calories. They also add a great deal of flavor to foods __ think about the buttery taste of croissants or the savory flavor of beef. Most foods we eat contain at least some fat. Foods rich in fat and oils are vegetable oils, margarine, butter, avocado, and nuts. All contain close to 100% of energy as fat. Many protein-rich foods, such as meat, cheese, and peanut butter, are high in fat too. In addition to providing flavor, texture, and energy, dietary fats supply fat-soluble vitamins (vitamin A, D, E, and K). They also are a compact source of calories __gram for gram, fats supply more than twice as many calories as both carbohydrates and proteins. Fat insulates the body and pads ...