This age is from pre-puberty to adolescence. That is, from the third year of high school to the graduation of the third year of high school, attention should be paid to the diet:

1, fundamental principle: balanced diet

2. Specifically:

1, the staple food should be whole wheat, whole grains and potatoes every meal, instead of just polished rice and flour.

2. Drink milk and eat bean products every day to prevent calcium deficiency during development.

3. Eat vegetables and fruits every day to prevent the occurrence of chronic diseases in adulthood. Among them, green leafy vegetables account for 50% of vegetables.

4. Replenish sufficient high-quality protein. Including eating red meat and white meat every week.

5. Eat some animal viscera properly, such as once a week. Supplement b vitamins and a.

6. Ensure 1200ml of water every day. Plain water.