1, maintain the osmotic pressure of extracellular fluid, salt plays an important role in maintaining osmotic pressure and affects the direction of water in human body.
2. Participate in the regulation of acid-base balance in the body.
3. Chloride ion participates in the generation of gastric acid in vivo.
4. Salt can also maintain the normal excitability of nerves and muscles.
5. It has the effects of clearing away fire and detoxifying, cooling blood and nourishing kidney, moistening intestines and relaxing bowels.
6, salt penetration is strong, can solve greasy, remove odor, and can maintain the original flavor of food, making food easy to digest.
7. Drinking 0.5% salt water in summer can prevent heatstroke.
The disadvantages of eating salt:
1, eating too much salt can lead to gastric cancer.
2. Eating too much salt will lead to high blood pressure, which will have many complications, such as coronary heart disease, insufficient blood supply to the brain, cerebral thrombosis, cerebral infarction and even stroke.
3, too much salt will cause edema, obviously aware that your body edema is aggravated, you should reduce salt intake or seek medical advice in time.
4. Too much salt can cause a cold. The principle is that the penetration of sodium salt inhibits the defense function of epithelial cells and greatly loses the disease resistance. Cold virus can easily invade the human body through cells that have lost their barrier function, so people can easily catch a cold.
Extended data:
Precautions for eating salt:
1, expired salt cannot be eaten.
2. Avoid long-term storage in containers. Iodized salt is easily volatilized if it is exposed to sunlight and air for a long time. It is best to put it in a colored glass bottle and seal it tightly with the back cover.
3, do not cook with vinegar, iodine and acidic substances will be destroyed after combining.
4, buy a small amount, eat before buying, the purpose is to prevent iodine sublimation.
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