Hypotension cannot be raised by making soup and drinking blood tonic, but needs to be treated for specific causes. According to the reasons for the occurrence of low blood pressure, low blood pressure is divided into physiological low blood pressure and pathologic low blood pressure. Physiological hypotension is transient, the patient does not have organic lesions, may be related to malnutrition and other reasons. At this time, it is necessary to have more bed rest and eat some nutritious food such as protein, fat and carbohydrates, such as chicken, duck, fish, pork, beef and mutton, fresh vegetables and fruits. Pathological hypotension is persistent, this time need to improve the relevant examination to clarify the cause of diagnosis, for specific causes for treatment. For example, low blood pressure caused by hypothyroidism, low blood pressure caused by moderate to severe anemia, and low blood pressure caused by cardiac insufficiency. In addition, some hypertensive patients may also have low blood pressure due to unreasonable use of antihypertensive drugs. Pathological hypotension, on the one hand, actively carry out the treatment of the cause, on the other hand, we can consider increasing the supply of nutrition to promote the improvement of the condition.