The main methods of replenishing electrolytes include the following: 1. In the hospital, electrolytes can be replenished with drugs, which are commonly used clinically, such as sodium chloride solution, 10% potassium chloride solution, magnesium sulfate solution, or compound sodium chloride solution, all of which contain electrolytes. According to the patient’s formal examination in the hospital, which electrolyte is lacking will be supplemented with the corresponding electrolyte. In the process of electrolyte supplementation, electrolyte check should be done closely, and when electrolyte reaches normal level, it should be stopped immediately. 2.Loss of electrolyte due to sweating after exercise, you can drink water containing electrolyte. 3.Electrolyte can be replenished through food in daily life, and various foods contain iron, magnesium, sodium and other electrolytes, so a balanced and nutritious diet should be taken in daily life to reduce or avoid Excessive loss of electrolytes.