1.Protein: Patients with lupus erythematosus often lose a large amount of protein from the urine, so it is necessary to supplement enough protein in time. Take animal quality protein as the main ingredient, such as milk, eggs, lean meat, etc. The amount of food should be appropriate, not more than 100 grams per person per day. The amount of food should be appropriate, not more than 100 grams of lean meat per person per day, not more than 2 eggs. Patients with positive urinary protein in nephropathy, it is best to eat less or no beans and soy products. 2, lipids: lupus erythematosus patients in the formation of hypoproteinemia at the same time, some also form hyperlipidemia, especially when patients with fever, digestive function is reduced, so it is advisable to eat more light and easy to digest food, should not eat more fat-rich fish and meat. 3, salt: patients who attack the kidneys, most of them are accompanied by edema, in the single use of hormone therapy, and will lead to sodium retention, so we should limit the salt intake, give a low-salt diet, so as not to aggravate the symptoms of edema. In addition, due to renal ischemia, renal secretion of renin can be caused to activate angiotensin and produce hypertension, and at the same time, due to the reduced function of sodium excretion, so that water and sodium retention, which aggravates hypertension. So limit the daily sodium intake, usually about 3 grams per day. 4, sugar: hormone is the first choice of drugs for the treatment of lupus erythematosus, long-term use of hormones, so that the sugar metabolism dysfunction, so in the long-term use of large amounts of hormones in patients, advocate eating less high-sugar food, limit the intake of sugar. 5.Calcium: patients taking hormone therapy for a long time can cause calcium and phosphorus metabolism disorders, bone calcium loss, so usually in addition to regular calcium supplements, should also eat more calcium-containing foods, etc., and at the same time to supplement some activated vitamin D to help calcium absorption. 6, other: you can also eat some fresh vegetables to supplement the body’s vitamins. Eat more food containing vitamin C. Avoid a lot of smoking, alcohol or stimulating food.