Connective tissue disease patients do not have strict food contraindications, but should avoid eating spicy taste, stimulating food, quit smoking, alcohol, and avoid high sugar diet. Connective tissue disease is a general term for a group of diseases, including rheumatoid arthritis, dermatomyositis, scleroderma, lupus erythematosus, arteritis nodosa, giant cell arteritis, dry syndrome, etc., this kind of disease patients need to pay attention to avoid eating spicy, stimulating food, such as hot pot, spicy bar, ginger, curry, etc., and to avoid smoking, drinking, do not drink strong tea, coffee and other beverages. Foods with high sugar content such as cakes, snacks, drinks and chocolate should also be reduced to avoid increased inflammation and blood sugar fluctuations. Patients diagnosed with connective tissue disease are advised to obtain professional dietary advice from the rheumatology and immunology departments and nutrition departments of regular hospitals.