1, pay attention to hygiene, wash your hands before meals, rinse your mouth after meals, do not use your hands to grab food.

2, eat to chew slowly, do not swallow. Concentrate on eating, not laughing and joking.

3, do not buy food from unlicensed street stalls.

4, do not buy products of unknown origin or expired food.

5, raw fruits and vegetables should be washed. Fruits and vegetables with skin should be peeled and eaten as much as possible.

6, long-term picky eating, partiality is not conducive to health, often resulting in malnutrition, iron deficiency anemia.

7, three meals a day should be reasonable, diet should be measured, eat regularly. Not picky, not partiality, not overeating.

8, gluttony makes energy and nutritional intake in excess, easy to cause obesity, affecting people's health.

9, the diet should be light and less salt, too much to eat too salty food to increase the risk of high blood pressure.

10, puffed food such as potato chips, snow cakes, etc., belong to the high-fat, high-calorie, low-fiber food, can not be eaten regularly.

11, cold drinks do not eat, eat more cold drinks will make the temperature in the digestive tract plummet, leading to gastrointestinal dysfunction, curbing gastric acid secretion.

12, snacking should be selective, timely, and in moderation. Do not eat close to the main meal, before going to bed and watching TV when eating snacks are not good habits.

13, peanuts, walnuts and other nuts containing more protein, vegetable oils, phospholipids, vitamins, iron, zinc and other minerals, to help the brain development, enhance memory, is a better snack.

14, eat less fat, salt, smoked and fried food.

15, chocolate is not a nutritious product. Chocolate is high in calories, but low in nutritional value, eating too much chocolate is easy to gastrointestinal symptoms, affecting appetite, can not eat more.

16, daily moderate drinking water is good for health, plain water is the best drinking water. Drink more plain water, less sweet drinks.

17, students should drink a small amount of water every day to do many times, about 200 milliliters each time, do not wait for thirst and then drink water.

18, long-term consumption of large amounts of sugary drinks may cause short stature of adolescents, fractures, dental caries, the risk of obesity, do not take the drink as plain water.

19, the human body needs nutrients mainly include: protein, lipids, carbohydrates, minerals, vitamins and water six categories. Modern nutritional science listed dietary fiber as the seventh major nutrient.

20, vegetables can supply the human body vitamins, minerals, dietary fiber, so we need to take vegetables every day.

21, protein food sources are mainly fish and shrimp, meat, eggs, milk, soybeans and their products.

22, milk is the best source of calcium for the human body, the calcium in milk is very easy to be absorbed by the body, it is the ideal food to promote the development of adolescent bones and teeth.

23, long-term adherence to drink milk, can enhance immunity, to prevent the reduction of disease.

24, some people's body lactase content is low, drink milk after diarrhea or bloating symptoms, medical science called "lactose intolerance".

25. Milk can't be consumed if it's swollen, lumpy or layered.

26. The best way for lactose-intolerant people to enjoy dairy products is with yogurt or cheese, or you can switch to soy milk.

27, soybean (soybean) is the most protein-rich food in plants, high nutritional value, known as green milk.

28, edible oils are divided into two categories: vegetable oils and animal oils, the main component of oil is fat.

29, the human digestive tract including the mouth, pharynx, esophagus, stomach, small and large intestine, anus.

30, rotten, spoiled and contaminated food can not be eaten.

31, sprouted or green potatoes contain toxic lobelia, can not eat.

32, wild mushrooms can not be picked to eat, poisonous mushrooms accidentally eat will occur serious poisoning, and even life-threatening.

33, don't just pick wild fruits to eat by the roadside, trees and river ditches.

34, peaches, plums, apricots, plums and other nuts, containing phytotoxins, is strictly prohibited.

35, after the frozen fish and meat, should not be frozen again to save.

36, leftover food should be placed in the refrigerator as soon as possible to save, save time should not be too long, and then eat to be thoroughly heated.

37, galvanized containers can not store acidic foods or drinks.

38, the purchase of food to carefully identify the production date and shelf life, do not buy products of unknown origin or expired food.

39, health food is generally only suitable for specific groups of people to eat, ginseng, royal jelly, antler, etc. is not suitable for children and teenagers to eat.

40, recognize and understand the relevant signs: pollution-free agricultural products, green food signs, organic food signs, food production license (SC).