Lipids, also known as fats, play many important roles in your body, from providing energy to producing hormones. You wouldn’t be able to digest and absorb food properly without lipids. Of course, eating more fat than you need can lead to weight gain, but in proper amounts lipids are a healthy part of your diet. The primary role of lipids in your body is to provide energy for muscles and body processes. Fat is energy dense, containing 9 calories per gram, whereas protein and carbohydrate contain only 4 calories per gram. About half of the fuel your body needs when at rest or during everyday activity comes from lipids. If you consume more calories than you need in a day, the excess energy is stored as lipids in adipose cells. In between meals and during exercise your body relies on these fats stores to provide energy.
Why do we need fat? Fats are a major source of energy, as they provide 9 kilocalories per gram carbohydrates and proteins provide 4 kilocalories per gram, and represent the main energy stores in our body. Fats play also an important role in food as they provide desirable structure and taste as well as carrying fat-soluble vitamins and other nutrients. How much do we need and what are the sources? All fatty acids are natural constituents of animal and vegetable fats. More than half of the dietary fat is invisible, either natural or industrial. Only the marble in meat, the butter and oils we add ourselves are really visible. However, the tendency, even in developing countries, is to eat too much fat.
Why do we need lipids in the diet? understand
Fat gets a bad rap even though it is a nutrient that we need in our diet, just not too much. Learn all about dietary fats and how getting too much or too little affects our health. Yes, it does. Dietary fats are essential to give your body energy and to support cell growth. They also help protect your organs and help keep your body warm. Fats help your body absorb some nutrients and produce important hormones, too. Your body definitely needs fat. The four types have different chemical structures and physical properties. The bad fats, saturated and trans fats, tend to be more solid at room temperature like a stick of butter, while monounsaturated and polyunsaturated fats tend to be more liquid like liquid vegetable oil. Fats can also have different effects on the cholesterol levels in your body. The bad fats, saturated fats and trans fats raise bad cholesterol LDL levels in your blood.