Anise, or aniseed, can be used as a traditional Chinese medicine, has the effect of warming the middle and dispersing cold (to warm the spleen and stomach to dispel the cold), regulating qi and relieving pain, and its use in wine has a certain effect on the improvement of cold pain in the waist and knees in kidney deficiency. Anise is the dried mature fruit of the magnolia plant anise, which is pungent in flavor and warm in nature, with the effect of warming yang and dispersing cold, regulating qi and relieving pain. It can be used for the treatment of cold stomach and vomiting and cold hernia abdominal pain (acute abdominal pain caused by cold internal organs and external wind and cold), cold pain in the epigastric region (cold pain in the epigastric and abdominal regions) and cold pain in the waist and knees caused by kidney deficiency. Anise infusion should be used under the guidance of a doctor and should not be taken on its own. It should be noted that knee pain, in addition to kidney deficiency, may also be related to wind, cold and damp attack, bruises, etc., so knee pain should not blindly use anise wine for treatment, if the knee pain symptoms are more serious, or long-term non-relief, should also be timely and active medical treatment.