The first is the big white lentil, which is called "longevity bean". It has the functions of regulating stomach, removing dampness, invigorating spleen, promoting diuresis, and relieving diarrhea. It is mainly used to treat diarrhea due to spleen deficiency, nausea and vomiting, anorexia, leucorrhea with red and white discharge, etc. The effect of strengthening spleen and removing dampness of white lentils is extremely ideal, but it is not easy to ripen. You can put them in a pressure cooker and soak them in advance to make them soft and rotten.