Kale is a "supersmall"cabbage, but it has much higher potassium content than regular cabbage.According to tests, about 287 milligrams of potassium can be found per hundred grams of kale, whereas the same weight of regular cabbage contains only about 130 milligrams.Potassium is an important element for maintaining neural and muscle function. People who often feel exhausted may benefit from eating more kale.Common dishes like "Broth Kale" are a good choice, which can be made with somemushroomssuch aswood ear mushroomsandchicken brothfor the stock, which also helps boost immunity.It also benefits immune function improvement.