1. Beans: Iron is the main medium for producing human energy and is responsible for delivering oxygen to human organs and muscles. If the human body lacks iron, it will lead to anemia and make people feel dizzy and weak. Although pig liver and lean meat are the best sources of iron, eating some red beans, black beans or soybeans often can also supplement iron, effectively improving the state of fatigue and weakness.

2. Spinach: Spinach contains magnesium, which is a mineral that women are more likely to lack. If the daily intake of magnesium is less than 280 mg, women will feel tired. The function of magnesium is to convert carbohydrates in muscle into usable energy.

3. Banana: Banana is called "high-energy food", which contains carbohydrates easily absorbed by human body and is also rich in potassium. Potassium can help maintain the normal function of muscles and nerves, but it cannot be stored in the body for a long time. After strenuous exercise, the potassium in the body will drop very low. Studies have shown that too low potassium can lead to muscle pain, arrhythmia and slow response. And eating a few bananas can supplement the deficiency of potassium.

4. Strawberries: Strawberries are rich in vitamin C, which helps the human body absorb iron and nourish cells, so eating more strawberries can make people energetic.

5. Tuna: Among the fish in protein, tuna is rich in tyramine, which can help the brain to produce neurotransmitters, making people concentrate and think quickly.

6, cereal: breakfast fiber content is high, there will be no hunger. Nutritionists explain that fiber can slow down digestion, continuously supply carbohydrates to blood vessels, and make the human body get energy continuously. Oatmeal is rich in cellulose, and its energy release is slow and balanced, so it won't feel hungry soon and it is full of energy.

7. Skim yogurt: Many women feel tired and sleepy before and after menstruation. Studies have shown that eating more foods rich in calcium, such as skim yogurt, can obviously improve this situation. If you eat three small cups of skim yogurt or two large cups of milk every day, you can relieve abdominal pain, fatigue, irritability and other symptoms, because calcium can relieve muscle tension and regulate endocrine.