The vast majority of lupus nephritis patients can eat mango, but patients with the following conditions need to avoid eating mango as much as possible: First, lupus nephritis is more serious, creatinine has been elevated, and there is hyperkalemia or potassium close to the upper limit of the normal patient, should avoid eating mango, because mango is a high potassium content of fruits, eating too much may exacerbate hyperkalemia, which may lead to fatal cardiac arrhythmia. Second, the application of hormones or tacrolimus and other parts of the immunosuppressant treatment of patients, this time the drug is easy to cause hyperglycemia, and mango in the sugar content is high, easy to aggravate the rise in blood sugar. Third, patients who are allergic to mango should also avoid eating, because allergy may aggravate kidney disease.