Potassium deficiency in the body should firstly clarify the degree of potassium deficiency, and can appropriately increase the intake of potassium-rich foods, such as purple cabbage, bananas, soybeans, potatoes, yam, citrus, etc. However, the treatment of specific potassium deficiency still needs to be carried out under the guidance of a doctor. Potassium is an indispensable nutrient in the organism, and it can be supplemented in daily life through the intake of food. When potassium deficiency occurs, you can eat some potassium-rich foods such as bananas, soybeans, spinach, purslane, lamb, potatoes, yam, mandarin oranges, fungus, kelp, cauliflower, cabbage, greens, lentils and so on. It is important to note that people diagnosed with hyperkalemia are advised to take potassium chloride orally or intravenously under the guidance of a doctor to replenish potassium, and that eating potassium-rich foods alone may not be able to have a good effect in treating hyperkalemia.