People with low blood pressure cannot supplement their blood pressure through food, and it is important to identify the cause and treat the possible causes of low blood pressure. Food does not have the effect of raising blood pressure and cannot be used as medicine, therefore it cannot be used in the treatment of low blood pressure. Hypotension can be seen in physiologic hypotension, which may be related to congenital development, usually pay attention to strengthen physical exercise. Patients with pathologic hypotension should pay attention to find the cause, such as patients may have insufficient blood volume caused by shock and other conditions, the need for timely rehydration and expansion of the treatment, if necessary, can use dopamine and other drugs to raise the pressure of the treatment, the level of blood pressure can be improved to a certain extent. Patients with low blood pressure should pay attention to find the cause, under the guidance of the physician active treatment.