1, spinach
Spinach is rich in carotenoids and vitamin C, which helps the elderly to reduce the risk of blindness. The potassium, calcium, magnesium and other elements in spinach can enhance eye muscle elasticity and prevent myopia.
2. Fruits rich in vitamin A
When the human body lacks vitamin A, the adaptability of the eyes in the dark environment will decrease, which will lead to night blindness in severe cases. Therefore, taking enough vitamin A every day can not only enhance the adaptability of eyes to dark environment, but also be very beneficial to the prevention and treatment of dry eye. Recommended fruits: pear, apple, banana, loquat, litchi, apricot, etc.
Step 3: tomatoes
Tomatoes are known as "magic fruits in vegetables" and are very nutritious. Generally, 300 grams can meet the vitamin demand for one day.
Step 4: carrots
Carrot is recognized as a good vegetable to protect eyes because it is rich in carotene. Because carotene is a fat-soluble vitamin, it can be well absorbed by the human body after contact with oil, so carrots must be cooked before eating.
5. Fruits rich in vitamin B.
When the human body lacks B vitamins, the eyes will be photophobic, and it is easy to shed tears and feel tired. Recommended fruits: oranges, grapes and peaches.
6. Kelp and nepotism
Mannitol is contained in kelp and Undaria pinnatifida, which can relieve intraocular pressure and has a good therapeutic effect on acute glaucoma.