1, celery
Celery is rich in crude fiber, potassium, vitamin B2 and vitamin PP (also called nicotinic acid). It is hot every day in summer, and people easily get angry, which leads to dry stool. At the same time, in hot weather, people will lose a lot of water, which is easy to cause the imbalance of sodium and potassium. Celery can help people relax bowels and adjust the balance of sodium and potassium. Vitamin PP affects people's skin, nervous system and appetite. If people lack vitamin B2, it is easy to cause fatigue and oral ulcers.
Celery leaves contain more nutrients than stems, but it is a pity to throw them away. You can blanch them and eat them cold.
2. tomatoes
Tomatoes are rich in vitamin A, which is beneficial to vision protection and skin repair after sun exposure. It is best not to sprinkle sugar on cold tomatoes, otherwise the sweetness may affect the appetite. Obese people, diabetics and hypertensive patients should not eat the sugared tomato salad called "Flame Mountain".
3, persimmon pepper or pepper
Pepper is the food with the richest vitamin C content in all vegetables. Vitamin C can improve human immunity and help to resist various diseases. In summer, people catch colds easily and often go out. They have more contact with the external environment and more chances of being infected with the virus, so they need to improve their immunity.
4. Cucumber
Cucumber contains vitamin C, vitamin B and many trace minerals. Rich in nutrition and crisp and refreshing when eaten raw. From the point of view of nutrition, cucumber skin is rich in nutrition and should be eaten raw. However, in order to prevent the harm of pesticide residues to human body, cucumber should be soaked in salt water 15-20 minutes before being washed and eaten raw.
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