Low apolipoprotein A indicates that there is something wrong with the functioning of the liver, which decomposes less fat, easily leading to fatty liver and to atherosclerosis of blood vessels. It is suggested that from the current situation, we should control the diet, avoid greasy, avoid smoking and alcohol, and strengthen physical exercise. Lipoprotein A is the main structural protein of high-density lipoprotein, and combined with the structural protein of low-density lipoprotein, it can directly reflect the content and function of high-density lipoprotein and low-density lipoprotein. Low-density lipoprotein and low apolipoprotein in the serum, as well as cholesterol food, are prone to coronary heart disease, and often may lead to atherosclerosis of the blood vessels, in the diet to avoid greasy, in order to improve blood circulation, conducive to the recovery of the body as well as health.