1. The function of improving taste and removing fishy smell.

2. Cinnamon is pungent and sweet, and it is hot in nature, and enters the kidney, spleen and bladder meridian; It has the effects of nourishing Yuanyang, warming the spleen and stomach, removing accumulated cold, dredging meridians and relieving pain and diarrhea; Indications: fire failure of vital door, slight cold pulse in limbs, yang exhaustion, abdominal pain and diarrhea, cold hernia, cold pain in waist and knees, amenorrhea, vaginal discharge, deficiency of yang floating over the upper part with heat and lower part with cold.

3. Warming kidney and strengthening yang: it can be used for chills, cold limbs, and cold pain in waist and knees due to deficiency of kidney yang, as well as deficiency asthma and qi adverse reaction due to kidney failure;

4. Warming the middle warmer to dispel cold: it is used for cold pain in epigastric cavity, abdominal pain and diarrhea due to deficiency of spleen and stomach, and is often used together with dried ginger and aconite;

5. Warming meridians and relieving pain: It can warm and dredge blood vessels, dispel cold and relieve pain, and is used for dysmenorrhea and limb pain caused by stagnation of cold and qi.