Spinach Can Help the Aged Alleviate Retinal Degeneration

Spinach Can Help the Aged Alleviate Retinal Degeneration

Retina is located in the inner layer of the wall of eyeball. It is a kind of transparent membrane. Retina is composed of epithelial layer of pigment and sensory layer of retina. When the diseases occur, epithelial layer and sensory layer can be separated. Generally speaking, the epithelial layer is closely connected with choroid membrane. It is composed of epithelial cells of pigment which can support and nourish the reproduction and restoration of cells in the photoreceptor. According to the modern research, each 100 grams of spinach contains 2.4 grams of protein, 3.1 grams of carbohydrates, 72 milligrams of calcium, 53 milligrams of phosphorus, 1.8 milligrams of iron, 3.5 milligrams of carotene and 39 milligrams of vitamin C. What's more, the contents of vitamin E, folic acid and trace elements like potassium are also high. The nutrients contained in spinach are relatively balanced, so spinach can effectively improve the physical health of the human body. The experts in America have proved that the substances extracted from spinach can effectively resist oxidation to improve the anti-oxidation for the human body. The flavonoid in spinach can also deal with senile macular degeneration and aging for people. Therefore, spinach can effectively defer the aging for the human body. The research proves that the adequate intake of fruits and vegetables can decrease the risks of getting apoplexy and high blood pressure. This is because the content of potassium is rather high. At the same time, the research proves that the frequent intake of spinach can effectively decrease the risks of getting retinal degeneration by 50%. The aged can eat spinach at least two times a week. The retinal degeneration can cause various eye diseases among the aged. The abundant carotenoid contained in spinach can effectively prevent the hurt caused by the strong sunlight to the retina. In addition, the vitamin C, vitamin E and folic acid contained in spinach can restrain the formation and chronic pigmentation of melanin in the skin so as to prevent the generation of chloasma and age pigment. The spinach can also prevent various diseases for the human body. The nutritional value and medical value of spinach are high. Therefore, people can moderately increase the intake in daily life. However, it is necessary for people to blanch spinach in the boiled water before they eat, as the oxalic acid contained in the food can hurt the human health to some degrees.

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