High homocysteine belongs to the increase of sulfur-containing amino acids. There are usually many reasons for the increase of homocysteine: first, the most common factor is hypertension; second, atherosclerosis can also lead to homocysteinemia; third, if the patient has acute cerebrovascular diseases such as coronary heart disease, cerebral infarction, cerebrovascular accident, cerebral hemorrhage, etc., higher homocysteine will also occur; fourth, in combination with Fourth, when combined with diabetic hyperlipidemia, there will also be high homocysteine. Because of the metabolic syndrome and metabolic disorders of sulfur-containing amino acids in the body, symptomatic treatment must be actively carried out by taking drugs, such as vitamin B12 and folic acid for regulation, and long-term systematic lifelong administration and regular monitoring of homocysteine.