1, whole grain

Eating a bowl of whole grains every day in spring is not only good for your health, but also has a cosmetic effect, which can maintain the elasticity of your skin and delay aging. Whole grain rice, cereal buns and whole wheat foods can be eaten more, which can enhance the ability of metabolism and regulate the human immune system.

2. Propolis

Propolis can improve the ability of human macrophages to swallow viruses and bacteria, and make the immune system in the best dynamic balance state, so it is called "natural immune enhancer".

Step 3: mushrooms

Mushrooms can promote white blood cells to resist infection. For a long time, people regard mushrooms as food to improve immunity. Now, researchers have found a reason to do this: eating mushrooms can promote the production and activity of white blood cells, making them more preventive.

Step 4: garlic

Allicin fights infection and bacteria. The experimental results of British researchers show that eating garlic can reduce the chance of catching a cold by 2/3. It is also the best component to protect the normal function of liver and cardiovascular system, regulate blood sugar, reduce blood lipid and prevent arteriosclerosis. People who chew garlic regularly have a much lower risk of colon cancer and stomach cancer. So it is recommended to eat two cloves of garlic raw every day. It is best for children to cut it into pieces as ingredients. Add some garlic powder when cooking.

5. tomatoes

Tomatoes contain a variety of antioxidant factors, such as lycopene, carotene, vitamins E and C, which can improve human immunity. Experiments show that when people eat tomato juice for two weeks in a row, lycopene in the body will increase obviously and the immune function of T lymphocytes will be enhanced.

6. Chinese yam

Yam is sweet, can nourish the temper, and then assist the liver qi to grow hair. At the same time, eating yam regularly can prevent the recurrence of gastritis and gastric ulcer; Enhance immunity and reduce the occurrence of infectious diseases such as influenza, so it is suitable for spring when the temperature changes greatly.

Taboo: yam has astringent effect, and people with dry stools should not eat it.

7. energy

Ginger is pungent and warm, and moderate intake will dilate blood vessels and accelerate blood circulation. So you can take away the extra tropical zone of your body and bring out the cold and moisture in your body together.