Clinical studies have found that the induction or aggravation of diseases is directly related to patients' diet. In order to live a healthy life, the prevention and treatment of hypertensive nephropathy is very important. In terms of diet, it should be light and eat less salty food; Eating too much salt will harden blood vessels and raise blood pressure. According to the data of the World Health Organization, the salt intake per person per day is below 6 grams. For patients with hypertension, simple salt restriction may restore blood pressure to normal; For patients with moderate to severe hypertension, salt restriction can not only improve the efficacy of antihypertensive drugs, but also reduce the dosage of antihypertensive drugs, thus greatly reducing the side effects and drug costs of antihypertensive drugs. Eat less sweets, sweets have high sugar content and can be converted into fat in the body, which is easy to promote arteriosclerosis. Animal viscera contains high cholesterol, which can accelerate arteriosclerosis and should be eaten less.