Eyes are called "windows to the soul". It is the head of the five senses, is an important organ of people, and is very important to people's work, study and life. Everyone wants to have a pair of bright eyes, and to protect their eyes, it is important to adjust their daily diet. Next, Bian Xiao will introduce you to the food with eye protection function: People who use their eyes frequently should eat more yellow corn. When the fat in the macula is damaged by aging, oxidation and injury, macular degeneration, decreased vision and even blindness will occur. Lutein and zeaxanthin have strong antioxidant effects, which can absorb harmful light entering the eyeball and maintain the health of macula. However, it should be noted that lutein and zeaxanthin only exist in yellow corn, but not in white jade rice. Therefore, taxi drivers, primary and secondary school students, editors, writers and other people who often use their eyes should eat more yellow corn. Dry eyes eat shepherd's purse shepherd's purse contains a lot of carotene, B vitamins and vitamin C, and the content of calcium and iron is also high. Compared with common vegetables in spring, the content of oxalic acid in shepherd's purse is relatively low, so calcium, iron and other substances in shepherd's purse are relatively easy to be absorbed by human body. Office white-collar workers are prone to dry eye, and shepherd's purse is rich in carotene. Eating shepherd's purse can prevent dry eye and relieve its symptoms. Because shepherd's purse is cold, people with weak spleen and stomach should not eat it, especially those with irregular stools and frequent loose stool. Eye fatigue When people who eat sweet potatoes reach a certain age, their eyes will be easily tired, sometimes they will feel pain, their eyes will not open, and their eyesight will decline. "The eyes are the mirrors of the internal organs", and the failure of the eyes is the signal of the decline and aging of the internal organs, especially the liver and kidneys. Therefore, to improve the function of eyes, the premise is to restore the function of internal organs. Sweet potato can effectively treat hepatitis and jaundice, and it is also helpful. According to nutritional analysis, sweet potato is rich in dietary fiber, vitamins and minerals. Recently, food experts have developed a new purple sweet potato variety, which contains a lot of anthocyanins, which can keep eyes healthy and improve vision. Eating more spinach "brightens" eyes is one of the hardest organs in the human body, so eyes that are particularly prone to fatigue and aging due to work fatigue also need food supplements. Recently, a study by Manchester University confirmed that spinach is one of the best sources of lutein, which is very effective in preventing "macular degeneration" caused by eye aging. The benefits of spinach in green leafy vegetables don't stop there. It is rich in potassium, calcium and magnesium, which can help eye muscles to enhance elasticity and prevent myopia. It is well known that people with calcium deficiency have poor eyeball elasticity and tend to lengthen the axial length. The yellower the yolk, the better for eye health. Eggs are rich in protein, fat, yolk protein, lecithin, vitamins, iron, calcium, potassium, lutein and zeaxanthin. Eggs are composed of eggshells, yolk, protein and egg tendons, which have different nutritional values, among which yolk has the highest nutritional value. The imaging part of the human eye is the retina, which has a "yellow spot", in which the yellow nutrition sources are lutein and zeaxanthin. These two nutrients can reduce the damage of ultraviolet rays to eyes, delay eye aging and prevent eye diseases such as macular degeneration and cataract.