The control of diseases, on the one hand, depends on the treatment, on the other hand, is also inseparably related to diet. The same is true for polycystic kidney patients, who must pay attention to their diets along with the treatment. So how to control the diet of polycystic kidney patients? How to regulate it through diet Polycystic kidney patients have the following dietary taboos: 1, do not eat spicy and stimulating food: such as chili, alcohol, smoking, chocolate, coffee, sea fish, shrimp, crab and so on. 2, limit or even do not use drugs that have toxic side effects on the kidneys. Of course, when hypertension and edema occur, it is still necessary to apply antihypertensive drugs while limiting sodium intake. Because hypertension is more harmful to the kidneys and so on. 3, do not eat contaminated food: such as spoiled, moldy type of food, unhygienic, barbecue type and contaminated food. 4, limit excessive and moderate control of protein intake. Protein intake, according to the amount of daily protein loss. To eat less chicken, duck, fish, meat and other animal high-protein, high-fat and greasy food; eat less vegetable protein-rich, such as beans, soy products class (especially polycystic kidney patients with renal insufficiency). Achieving a low-protein diet plays an important role in reducing the burden on the kidneys and slowing down the disease. 5, do not eat too salty, heavy-tasting food, such as pickled type of over-salty food. Especially for patients with more serious edema, salt should be strictly controlled. Of course, when controlling salinity, make adjustments according to the patient’s condition and the degree of kidney function, not all patients with renal cysts should be strictly salt restricted.