论文部分内容阅读
近日,61岁的申大伯来信询问说,他有点轻度的白内障。有朋友建议他可以用点维生素补充剂来保护视力,以免白内障进一步加深。申大伯想了解到维生素补充剂是否真的可以保护视力?具体用什么比较好?首先我们想确认申大伯所说的维生素补充剂是不是指维生素?维生素是维持身体健康而必须从食物中获得的一类微量有机物质。人体自身是不可合成维生素的,需要通过食物补充,人体对维生素需求量很少,但是如果人缺乏了某种维
Recently, Shen Taibo, 61, asked in a letter that he had a mild cataract. A friend suggested that he can use some vitamin supplements to protect eyesight, so as to prevent further cataracts deepening. Shen Dabo would like to know whether vitamin supplements really protect eyesight? What is the specific use of better? First of all, we want to confirm that the application of vitamin supplements is not that vitamin D? Vitamin is to maintain good health and must be obtained from food A class of trace organic matter. The body itself is not synthetic vitamins, need to be supplemented by food, the human body has little demand for vitamins, but if people lack a certain dimension