Usually the salty smell on the body may be caused by sweating, kidney disease, etc. It can be treated by taking baths regularly, using medicines and adjusting the diet structure. 1. Sweating: due to personal skin type and skin sweat through the skin resident bacteria fermentation and other reasons, often accompanied by sweating, frequent sweating and other symptoms, may cause the body often have a salty smell phenomenon. Normal sweating can be relieved by bathing. 2. Kidney lesions: Usually kidney lesions are caused by irregular diet, often eat spicy and stimulating food, often accompanied by bad breath and other symptoms, which may cause the phenomenon of salty body odor, we suggest that the patient consume a moderate amount of fresh vegetables and fruits, and if necessary, can be recommended by the doctor to use medications such as niu huang Qing stomach pill and other treatments. It is recommended that patients go to the hospital for relevant examinations to clarify the cause of the disease, and under the guidance of the doctor for appropriate treatment.