Patients with kidney stones can eat fungus, fungus contains oxalic acid and purine is very low, so after consumption will not lead to oxalic acid levels in the body and uric acid levels increase, which will not lead to a further increase in the size of the stone, or the formation of new stones, so patients can be normal consumption. In the course of daily diet, patients with stones need to reduce oxalic acid-rich foods or purine foods, these foods include celery, spinach, beets, chocolate, cocoa and various types of nuts, and its various types of seafood products, animal offal, and at the same time to avoid drinking alcohol, so as to prevent the probability of stone formation increased. Mullein does not contain any of the above ingredients, so consumption will not increase the probability of patients suffering from stones. Patients with kidney stones need to drink more water in their daily lives to prevent the over-concentration of urine, which can lead to increased probability of stone formation.