The best time to use moxibustion on Foot Sanli is not clearly defined. The effects of moxibustion on Foot Sanli include tonifying the center of the body and benefiting the qi (treating qi deficiency by tonifying the spleen), etc., and it should be used in accordance with a doctor’s prescription. There is no literature that clearly states the best time to moxibustion Foot Sanli. However, it is clinically recommended that moxibustion is better at the time of the day when yang qi is at its peak, which is around 1:00 in the afternoon. Moxibustion is also good for replenishing yang qi during the summer months of the year. It is recommended to moxiba the foot three li for 10-15 minutes at a time. Moxibustion of the foot three li has the effect of strengthening the spleen and stomach, tonifying the middle and benefiting the qi, promoting menstruation and blood circulation, and regulating qi and lowering the rebelliousness. It can be used to regulate gastrointestinal disorders such as stomach pain, vomiting, bloating, constipation, diarrhea, dysentery, as well as signs of deficiency and fatigue. It should be operated under the guidance of a doctor for treatment.