Vitamin C comes from vegetables and fruits, especially dark green vegetables. Vitamin c can weaken the damage of light and oxygen to the lens of the eye, thus delaying the occurrence of cataract.
2. vitamin a
Vitamin A plays a very important role in maintaining normal vision. Because it is an important raw material for synthesizing visual photosensitive substances. If vitamin A is lacking, the ability of eyes to feel weak light will decrease, and objects cannot be seen clearly in the weak light environment.
3. vitamin b
Vitamin B helps to promote the normal growth and development of human body, improve the function of optic nerve, and improve vision and energy. Lack of vitamin B can lead to inattention and dull eyes.
Vitamin B can improve eyesight, relieve eye fatigue and treat eye diseases. It can also promote development, improve human body's absorption of iron, enhance human immunity and eliminate free radicals.
Extended data:
Food that is good for the eyes.
1, kelp, laver, sea cucumber and other foods containing collagen elastic substances.
Because collagen in food has adhesion, it can adhere radioactive substances in the body and excrete them, and elastic substances contained in animal skin also have the function of repairing damaged skin.
Step 2: bananas
Bananas can protect eyes, first of all, because bananas are rich in potassium. Secondly, bananas contain a lot of beta-carotene. When the human body ingests too much salt, it will cause a lot of water to remain in the cells, which will lead to red eyes. The potassium in bananas can help the human body to discharge these excess salts, so that the body can achieve the balance of potassium and sodium and relieve the discomfort of the eyes.
3. Cassia seed
Sweet, bitter and cold in nature, it is a good product for clearing liver and improving eyesight. It contains sugar, protein, sterols, vitamins and minerals, and has the functions of relaxing bowels, protecting liver, lowering blood pressure and cholesterol. It is mainly used to treat symptoms such as red eyes, pain, decreased vision, blurred vision, excessive tears, headache, dizziness and constipation. You can soak cassia seed in water directly, which is very good for your eyes.
People's Health Network-What you eat is good for your eyes, and which nutrients determine your eyesight.
People's Network-What to eat is good for your eyes? This kind of food helps to protect your eyesight.