Low potassium can be supplemented by eating foods rich in potassium, but it should be noted that food is not medicine and cannot play the same role as medicine, if necessary, please use medication under the guidance of a doctor to supplement. People with low potassium should maintain a balanced diet without picky eating. Normally, you can eat more potassium-rich foods, such as spinach, bananas, sweet potatoes and so on. Every 100 grams of spinach contains 311 milligrams of potassium, every 100 grams of banana contains 358 milligrams of potassium, every 100 grams of amaranth contains 207 milligrams of potassium, and every 100 grams of kiwi contains 207 milligrams of potassium. In addition, grapes contain 290 milligrams of potassium per 100 grams, carp contains 333 milligrams of potassium per 100 grams, and sweet potatoes contain 350 milligrams of potassium per 100 grams. All of these foods can be eaten in moderation. People with low potassium should also be aware that food cannot play the same role as medicine, and should seek medical advice if they feel unwell.