Vitamin deficiencies can have significant negative impacts on overall health, particularly affecting the visual system. The ocular symptoms associated with vitamin deficiencies are closely linked to the specific biochemical roles of each nutrient. Essential nutrients are crucial for maintaining healthy eyes. Many of these nutrients support proper <br />eye function and provide protection against harmful light exposure.<br />Vitamin deficiencies can cause or contribute to numerous ophthalmological conditions, and in some cases, eye diseases may be the initial sign of a vitamin deficiency. <br />Nutrition should be an essential part of prevention and treatment in clinical ophthalmic practices. Some vitamins help to moisturize the eyes and reduce dryness.<br />The vital vitamins and their effect on eye health and diseases caused by their deficiency:<br />Nutrient Eye-related health effect Notes/ Diseases<br />Vitamin A Prevents night blindness, maintains corneal health Dry eye, ulcers<br />Vitamin B12 Protects the optic nerve Vision loss due to neuropathy<br />Vitamin C Antioxidant , protects against cataracts Potential protective effect<br />Vitamin E Antioxidant, protects the lens from damage Reduces the risk of cataracts<br />Zinc Helps absorb vitamin A, participates in retinal processes Poor vision in case of deficiency<br />Lutein and Zeaxanthen Protects against blue light , contribute to visual acuity Prevents macular degeneration<br />Omega-3, Improves tear production relieves dry eyes Useful for dry eyes<br /> <br />Recommendation <br />●Educate people about the importance of vitamins and minerals in protecting the eyes and improving vision.<br />●It is best to check their nutritional status when vision problems arise.<br />●It is preferable for ophthalmologists to collaborate with nutritionists to better treat patients. <br />●It is recommended to eat foods rich in vitamins A, D, E, C, B12, zinc, omega-3, lutein, and Zeaxanthin.<br />● Taking regular breaks while reading or working for long periods of time maintains eye health.<br />●Eating leafy green vegetables daily, they contain beneficial substances that strengthen vision and protect the eyes. Avoid consuming added sugar, it can affect the retina, especially in diabetics.<br />