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The best benefits of vitamin A for the eyes

 Vitamin A is one of the basic and important nutrients for a healthy body, as it is important for growth, immune function, and vision health, as it contributes to the normal functions of the kidneys, heart, and lungs.

Vitamin A benefits for the eyes: Probably effective:

Helps reduce the risk of developing cataracts, cataracts, and other eye diseases: As people who consume more vitamin A in their diet, they are less likely to develop cataracts, and a comprehensive analysis from Qingdao University in 2014 indicated, Included in 22 studies, that there is a relationship between increased consumption of vitamin A and beta-carotene, and a decrease in the incidence of cataract. In addition, a preliminary study published in the journal "Original Contribution" in 2005 indicated that eating foods high with beta-carotene may be associated By reducing the risk of developing age-related macular degeneration, severe vitamin A deficiency may lead to conjunctival dehydration, a condition that causes the tear duct to dry out, and the inability to produce tears.

 Reducing the risk of pregnancy-related night blindness:

Whereas, taking vitamin A during pregnancy by women who suffer from malnutrition can reduce the risk of night blindness that may affect them by up to 37%, but on the other hand, a review published in the journal Nutrients in 2019 indicated that Vitamin A supplements are not recommended as part of prenatal care during pregnancy in order to reduce the risk of fetus and mother dying, except by women who suffer from low levels in developing countries where malnutrition and poverty are common, as it is an important nutrient for women. Pregnant women and the fetus; For his role in aesthetic development, career and eye safety.

 Reducing the development of retinitis pigmentosa:

It is a genetic disease that affects the eye, and leads to loss of vision, and its symptoms include decreased vision at night and decreased side vision, and vitamin A may slow the progression of this inflammation that causes retinal damage, as a preliminary study published in the journal "JAMA Ophthalmology" in 2018 indicated that Taking vitamin A supplements by 55 children with retinitis pigmentosa may slow down the speed of damage to the retina, and a systematic review published in the journal "Cochrane Database of Systematic Reviews" in 2013 indicated nine studies, and it was found that vitamin A supplementation was not It has a good effect in improving visual acuity or range of people with retinitis pigmentosa, and more studies on this relationship are still needed.

 Improve the speed of recovery after laser eye surgery:

Where taking vitamin A and vitamin E helps to heal after laser eye surgery, and a study from the University of Bari in Italy in 2001 indicated, during which the participants who had laser eye surgery were divided into two groups, one of whom received a certain amount of retinol supplements; A vitamin A derivative, a vitamin E derivative, and another group did not take these vitamins, and after 360 days, it was found that the time to remake the epithelial tissue; Which represents the accumulation of cells to cover the body's organs, in the eye wound was faster, and it may reduce the cloudiness that may occur in the cornea after the operation.