亮丽的眼睛是容貌美丽的标志之一。眼睛的大小、形状、两眼间的距离等,主要受遗传因素的影响,也可以通过美容(化妆)子以某种程度的改变。但眼睛角膜的光洁度、明亮度、对事物反应的灵敏度,以及视力等,则与营养素有着密切的关系。蛋白质视网膜上杆体细胞的功能主暗视,锥体细胞则主明视。杆体细胞对微弱光线之所以敏感,是因为它包含有一种特殊的视素质,视素质是由蛋白质和维生素A合成的,缺乏它便会引起夜盲症、白内障等眼疾。因此,为了保护视力,首先应补充足够的优质蛋白质。含蛋白质丰富的食品有瘦肉、鱼肉、乳类和大豆制品等。维生素A视素质是一种含有维生素A衍 Beautiful eyes is one of the beautiful signs. Eye size, shape, distance between eyes, etc., mainly due to genetic factors, but also through the beauty (make-up) to some extent to change. However, the corneal surface of the eye, brightness, sensitivity to the reaction of things, and vision, etc., and nutrients are closely related. Protein retina on the function of the main body rod strabismus, pyramidal cells are the main light. Bar body cells are sensitive to weak light because it contains a special visual quality, depending on the quality of protein and vitamin A synthesis, in the absence of it can cause night blindness, cataracts and other eye diseases. Therefore, in order to protect eyesight, you should first add enough good protein. Protein-rich foods are lean meat, fish, milk and soy products. Vitamin A visual quality is a vitamin A derivative