Taking folic acid tablets for high homocysteine is useful. High homocysteine value refers to the level of homocysteine in human plasma is more than 15 μmol / L. Patients can take oral folic acid tablets to promote the metabolism of homocysteine, effectively reduce the concentration of homocysteine in the body. Adverse reactions of this product include fear of food, nausea, abdominal distension in patients taking it for a long period of time, and yellow coloration of urine in large amounts. Megaloblastic anemia caused by vitamin B12 deficiency cannot be treated with folic acid alone, which will increase the burden of vitamin B12 and neurological symptoms; this product is contraindicated for those who are allergic to folic acid drugs. Patients with high homocysteine eat more avocado, kiwi, brown rice, millet and other foods rich in dietary fiber, vitamins, folic acid in daily life to accelerate the metabolism of homocysteine in the body. It is recommended that patients find homocysteine high and consult a doctor, do not self-medication, in order to avoid accidents, in the process of taking medication, if there is discomfort, please consult a doctor for examination in time for treatment.