The types of salt and their corresponding functions are as follows:

1. Zinc-added salt: It can promote the body’s immune function and growth and development, and is useful for children, pregnant women, the elderly and vegetarians. help.

2. Calcium-added salt: It can prevent diseases caused by calcium deficiency, such as rickets in children and osteoporosis in middle-aged and elderly people. When consuming calcium-fortified salt, you should also eat more phosphorus-rich foods, such as eggs, beans, etc., and get more sun exposure to increase calcium absorption.

3. Added selenium salt: It has the functions of antioxidant and delaying cell aging, and can protect cardiovascular and myocardial cells. It is suitable for middle-aged and elderly people and patients with cardiovascular diseases.

4. Iron-added salt: suitable for the iron supplement needs of infants, young children, women, middle-aged and elderly people. Iron is the most abundant essential trace element in the human body and the most easily deficient.

5. Riboflavin salt: Suitable for long-term vegetarians, because these people may lack vitamin B2 and need to supplement appropriately.

6. Low sodium salt: It can reduce the risk of high blood pressure and cardiovascular disease, and is suitable for middle-aged and elderly people and people with high blood pressure and heart disease. However, low-sodium salt has high potassium content, so people with kidney disease and renal insufficiency should not eat it.

Salt is an indispensable condiment in the diet of thousands of households, and it is also an indispensable mineral component in the human body. Its main component is sodium chloride, which is salty in taste and cold in nature. It enters the stomach, kidneys, and large and small intestine meridians. It has the functions of clearing away heat and detoxification, cooling blood and moisturizing dryness, nourishing the kidneys and laxatives, killing insects and reducing inflammation, inducing vomiting and stopping diarrhea.

Salt also has analgesic effect. If hot water burns the skin, rubbing some salt (or soy sauce) can reduce the pain. Drinking some light salt water in hot weather can prevent and treat constipation, sore throat, toothache and abdominal pain. Drinking a glass of salted water every morning can prevent hoarseness in the voice.

If you accidentally eat poisonous food, drink some salt water to detoxify it. Milk is prone to spoilage in autumn, so adding less salt to the milk can extend the shelf life of the milk. Before eating vegetables and fruits, soak them in light salt water for 20 minutes. This can remove residual pesticides and parasite eggs and kill germs. Wash the fish in salt water before frying it so that the fish will have no earthy or fishy smell. In addition, table salt can soften acidic bumps in the body. Reference materials People's Daily Online 8 common misunderstandings about salt Correct usage of salt