记得小时候,每次家里烧菜有猪肝,都会听到父母说“多吃点猪肝,对视力有好处的”。那么猪肝真的可以“明目”吗?肝脏是动物体内储存维生素A的重要器官,100克猪肝中大约含有5 000微克维生素A。而维生素A的重要生理功能之一就是维持角膜的正常结构和视网膜的正常功能,对于视力有重要作用。如果缺乏维生素A,会出现干眼病、夜盲症等症状。所以对于缺乏维生素A的人来说,猪肝的确可以较快地帮助补充维生素A。从这个角度来看,猪肝“明目”的说法也 I remember when I was a kid, every time I had a pig liver at home, I heard parents say, “Eat more pig liver and have good eyesight.” So pig liver really “eyesight” it? The liver is an important organ of animals stored vitamin A, 100 grams of pig liver contains about 5000 micrograms of vitamin A. The important physiological function of vitamin A is to maintain the normal structure of the cornea and the normal function of the retina, has an important role for vision. If lack of vitamin A, there will be dry eye, night blindness and other symptoms. So for those who lack vitamin A, pig liver can indeed help vitamin A faster. From this perspective, pig liver “eyesight ” argument also