Provided is a sterilized peritoneal dialysis solution which includes an acidic first solution containing icodextrin and a second solution containing 300 to 3,000 mg/L of L-histidine and a pH controlling agent, in which the first solution contains no pH controlling agent, a pH of the first solution after sterilization is 4.0 to 5.3, a pH of the second solution after sterilization is 6.5 to 8.0, and a pH after mixing the first solution and the second solution after sterilization is 6.5 to 7.5.
