Soy sauce-colored urine may be hemoglobinuria, rhabdomyolysis syndrome, serosanguineous disease, jaundice and so on. 1. Hemoglobinuria: if the patient is affected by erythrocyte enzyme deficiency, intravascular immune hemolysis, drug-induced, and blood transfusion, it will lead to soy sauce-colored urine with jaundice, anemia and other symptoms. 2. Rhabdomyolysis syndrome: when patients are affected by trauma, strenuous exercise, infections, poisons and other factors, it will lead to the emergence of soy sauce-colored urine, accompanied by nausea, vomiting and other symptoms. 3. Fava bean disease: the disease may be related to dopamine, fava bean pyrimidines, isourea mimicry and other oxidant-like substances contained in fava bean infusion, the patient will have soy sauce-colored urine, accompanied by nausea, vomiting, fatigue and other symptoms. 4. Jaundice: Jaundice may be the cause of soy sauce-colored urine, and the color of feces will also deepen. It is recommended that patients go to the hospital in time, under the diagnosis of the doctor, according to the patient’s specific condition, to take targeted treatment.