蛋黄含有较丰富的胆固醇,很多人对它敬而远之。实际上,蛋黄并不那么可怕,鸡蛋更是好东西,不管是青少年还是老年人,每天吃上2个鸡蛋,十分有好处。医学研究表明,人体每天需要300毫克左右胆固醇,不能太多,也不能太少,否则对营养平衡和体内代谢都不利。蛋黄中所含的卵磷脂、甘油三脂、胆固醇和卵黄素是身体发育必不可少的养分。蛋黄中的胆固醇是一种强乳化剂,能使人体内胆固醇的脂肪颗粒变小,并保持悬浮状态,避免胆固醇在血管内沉着,有利于防止动脉粥样硬化。一个鸡蛋所含胆固醇对人体十分有利。人体内的胆固醇,主要来自肉类脂肪和牛奶中的脂肪,摄取过多就会聚积于体内。膳食中的胆固醇,在肠内不会被完全吸收,而且谷物、豆类和蔬菜、水果内有抑制肠道吸收胆固醇的功能,胆固醇偏高的原因,是机体胆固醇代谢失调,合成高于分解,与鸡蛋中的 Egg yolk contains a lot of cholesterol, many people at arm’s length. In fact, the egg yolk is not so terrible, the egg is a good thing, whether it is young or old, eat two eggs a day, very good. Medical research shows that the body needs about 300 mg of cholesterol every day, not too much, nor too little, otherwise the nutrition balance and in vivo metabolism are adverse. Lecithin, triglycerides, cholesterol and yolk contained in egg yolk are essential nutrients for body development. Cholesterol in egg yolk is a strong emulsifier, can make the fat particles in the human body become smaller, and remain in suspension, to avoid cholesterol in the blood vessel calm, help prevent atherosclerosis. Cholesterol contained in an egg is very beneficial to the human body. Cholesterol in the body, mainly from meat fat and milk fat, excessive intake will accumulate in the body. Cholesterol in the diet, will not be completely absorbed in the intestine, and cereals, beans and vegetables, fruits inhibit the intestinal absorption of cholesterol, the reason cholesterol is high, the body’s cholesterol metabolism disorders, synthesis than decomposition, With the egg