Milk: Milk is rich in nutrients, easy to digest and absorb, high in quality, low in price, and convenient to eat. It is the most "near-perfect food", known as "white blood", and is the most ideal natural food. It has Native nutrition is unmatched by any other artificial nutrition.

2. Spinach: Spinach contains a large amount of beta carotene and iron. It is also an excellent source of vitamin B6, folic acid, iron and potassium. The rich iron in it can improve iron deficiency anemia.

3. Carrot: Carrot is a crisp, delicious and nutritious home-cooked vegetable, known as "little ginseng". Carrots are rich in carbohydrates, fats, volatile oils, carotene, vitamin A, vitamin B1, vitamin B2, anthocyanins, calcium, iron and other nutrients.

4. Oranges: Citrus fruits are rich in nutrients and have excellent color and flavor. They can be eaten fresh or processed into various processed products, mainly juice. Citrus production ranks first among all fruits, and citrus juice accounts for 3/4 of the juice, which is widely favored by consumers.