Carbohydrates, proteins, and fats are the body's three major energy-producing nutrients and are essential for the body. Most women are terrified as long as they see the word fat 2, and completely reject fat in order to maintain their figure, in fact, fat is a necessary substance to maintain good health, and it plays a vital function in the body.

What are the physiological functions of fat?

1. It can protect body tissues and store energy

Fat can isolate nerves, tissues, joints and organs, prevent friction between various groups, and can effectively protect and fix vital organs from being damaged by the external environment. Fat is an important way for the body to store energy, and fat cells can store large amounts of fat. When the energy consumed is lower than the energy intake, the energy will be converted into fat and stored in the body, which will lead to excess energy and fat accumulation over time, resulting in body obesity.

2. Composition of body composition

Fat is an essential component of the body, and every part of the body depends on lipids, and a lack of fat can lead to rough skin, wounds that are difficult to heal, and eczema to develop. In particular, the intelligence and brain development of infants and young children are inseparable from fat, and the lack of fat will make children stunted in growth and development, reduce immunity, and be prone to infectious diseases.

3. Provide heat to the body

Fat has a high caloric production, releasing more than twice as much caloric energy as protein and carbohydrates, and about 25% of the daily calorie requirement is produced by fat.

4. Maintain basal body temperature

There is a layer of fat distributed under the skin, which maintains basal body temperature and prevents heat from dissipating heat from the surface of the body. In addition, it can also supply essential fatty acids, essential fatty acids are essential components of cells, fat can promote growth and development, maintain capillary and skin health, participate in spermatogenesis and prostate synthesis, but also promote cholesterol metabolism, once the lack of fat, it is bound to affect the speed of metabolism.

5. Give people a certain sense of satiety

Because fat stays in the stomach for a long time, a high-fat diet can give people a certain feeling of fullness and not feel hungry easily. There is also fat that can improve the color, flavor and flavor of food, stimulate people's appetite and digestive juice secretion.

6. Promote the absorption of fat-soluble vitamins

Fats promote the absorption of fat-soluble vitamins and increase their utilization. However, consuming too much fat will increase the burden on the liver and gallbladder, reduce the dissolved vitamin A, and easily lead to night blindness.

7. Maintain sexual development

When the body fat stores reach the target during puberty, the genetic code will be transmitted directly to the brain, which stimulates the secretion of sex hormones, and then promotes ovarian function and menarche. As long as a woman's body fat is less than 22%, she cannot have menarche. When the body fat content is higher than 0%, normal ovulation, conception and lactation function can be maintained.

Tips

Fat is not useless, but it is important to control fat intake, and choose unsaturated fat foods to avoid causing obesity and causing a series of problems.