Effect of the Postbiotics on Complications Treatment in Elderly Hemodialysis Patients

The oral postbiotics product used in the trial is called Yi'en Yuan Honey Fermented Drink. The product is made from water, edible brown sugar, and honey as raw materials. It is fermented by a mixture of plant lactic acid bacteria and coagulating Bacillus, and then inactivated at high temperature. The product meets the food and beverage standard. Participants will receive the product for 150ml per day.