Generally speaking, glaucoma patients do not need to avoid eating, but they should have a reasonable diet. Since glaucomatous optic nerve damage may be related to blood circulation disorders of the retinal optic nerve, therefore, diet-wise, avoid high-fat and high-sugar foods; a lighter diet is better, do not eat chili, fried and other stimulating foods; patients should increase coarse fiber foods, eat more foods rich in vitamins A, B, C, E and other antioxidants, such as fresh vegetables, fruits, moderate amounts of pork liver, coarse grains, vegetable oils, etc.; Do not eat foods that make you thirsty easily; eat regularly, do not overeat, do not eat too much, and eat slowly. This is beneficial to stabilize the vascular nerve and endocrine system; eat more yellow flowering vegetables, Buddha’s hand, cinnamon, red dates, wolfberry, child chicken, peanuts, walnuts, soy milk, poria, pork, beef and other foods that benefit the liver and kidneys, can play a role in preventing glaucoma. If the patient does not have diabetes, the choice of food containing more sugar, such as honey, adzuki beans, watermelon, loofah, etc., has a diuretic effect, can make the blood osmotic pressure rise, accelerate the absorption of intraocular atrial aqueous, reduce the generation of atrial aqueous, is conducive to lowering intraocular pressure, should often choose food, for the prevention of elevated intraocular pressure has a certain role.