Lupus nephritis patients should not eat or consume less food with enhanced photosensitivity: such as figs, purple clouds, rape, yellow mud snails and celery, etc. If consumed, avoid sunlight exposure. Mushrooms such as mushrooms, shiitake mushrooms and certain food dyes and tobacco also have the potential to induce SLE and should also be avoided or consumed sparingly. 2.Cooperate with high-protein diet SLE patients with kidney damage often lose a lot of protein from urine, which will cause hypoproteinemia, so it is necessary to supplement sufficient high-quality protein, drink more milk, eat more soy products, eggs, lean meat, fish and other protein-rich foods. 3.Low fat diet Patients with SLE have less activities and poor digestive function, so they should eat light and easily digestible food, and should not eat fatty and greasy food. 4. Low-sugar diet Because patients with SLE take glucocorticoids for a long time, it is easy to cause steroidal diabetes and Cushing’s syndrome, so it is necessary to control meal quantity appropriately and eat less food with high sugar content. 5. Low-salt diet Patients who apply corticosteroids or have kidney damage are prone to water and sodium retention, causing edema, so they should have a low-salt diet. 6.Supplement calcium to prevent osteoporosis caused by glucocorticoids; eat more vitamin-rich vegetables and fruits. In conclusion, lupus nephritis is not an incurable disease, so patients need not be afraid, in addition to the normal use of drugs according to medical advice, it is necessary to pay attention to daily care and diet regimen in life. In order to facilitate the control treatment of lupus nephritis and avoid relapse.