There is no such thing as a maximum number of white lentils at one time. White lentils belong to the Chinese medicine, should follow the doctor’s instructions for symptomatic treatment, there is no such thing as a maximum of a few grains at a time. White lentils have the effect of strengthening the spleen and eliminating dampness (strengthening the spleen and eliminating dampness), as well as eliminating heat in the middle of the body. It is used for weak spleen and stomach, loss of appetite, loose stools, excessive leucorrhea, summer dampness, vomiting and diarrhea, chest tightness and abdominal distension. 1. Spleen deficiency and dampness: white lentils can replenish qi to strengthen the spleen, and can also transform dampness, the nature of the medicine is gentle, complementary but not stagnant, for spleen deficiency and dampness, less food, loose stools (feces thin and unshaped) or diarrhea. White lentils can also be used for spleen deficiency, dampness and turbid injection of excessive leucorrhoea, it is appropriate and white atractylodes, atractylodes and other products to strengthen the spleen and remove dampness. 2. summer dampness and diarrhea: white lentils can strengthen the spleen and dampness to and in the nature of the warm, but no warm and dry to help heat and injury to the harm, so it can be used for summer dampness and diarrhea. For those who have summer heat and dampness, it is appropriate to match with lotus leaf, talcum stone and other products to clear summer heat and dampness; if it is “Yin summer”, which is cool and cold in summer months, externally infected by cold and internally injured by dampness, it is appropriate to match with products to dissipate cold and relieve the surface, and dissolve dampness and neutralize the dampness (dispel dampness and harmonize the spleen and stomach), such as Elsholtzia, thick park with the same product. As a medicinal herb, white lentils should not be used indiscriminately, and must be guided by a professional Chinese medicine practitioner.