Patients with hypertension can eat canola oil, which is rich in many vitamins and trace elements. Since canola oil is unsaturated fatty acids, its cholesterol content is low and generally does not cause elevated blood lipids. Canola oil is a high-calorie food. If too much of it is not consumed, it will be stored in the body as fat, and the body will gradually become fat, which will easily lead to elevated blood lipids, and elevated blood lipids will promote arteriosclerosis and cause increased blood pressure. Although the cholesterol content of canola oil is low and has less impact on blood pressure compared to animal fats, it should not be consumed in excess, generally no more than 35 ml a day, otherwise it will also affect the health of the body. In conclusion, there is no strict sense of dietary contraindication for hypertension, the main thing is to control sodium intake, life is generally based on a light diet, less greasy food, generally can avoid blood pressure in the short term too fast rise.