Huang Jing is used to tonify Qi, nourish Yin, strengthen the spleen, moisten the lungs and benefit the kidneys, while Cinnamon is used to tonify fire and help Yang (replenish Yang Qi in the body), induce fire to return to the source (inhibit the rise of fire in the kidneys), disperse cold and relieve pain (relieve pain by removing cold in the body), and warm the meridians. Huang Jing has the effects of replenishing qi and nourishing yin, strengthening the spleen, moistening the lungs and benefiting the kidneys. It can be used for spleen and stomach qi deficiency, tiredness and fatigue, gastric yin insufficiency (insufficient yin fluid in the stomach), dry mouth and little food, cough with lung deficiency, coughing and hemoptysis with exertion, insufficiency of essence and blood, soreness of lumbar and knee (a feeling of soreness and weakness of lumbar and knee), premature graying of the beard and hair, and internal heatiness and thirst (internal fever accompanied by symptoms of overeating and excessive urination), etc. It is also useful for the treatment of pain in the middle cold. Huang Jing should be contraindicated in those who suffer from cold and diarrhea, phlegm-dampness plumpness (stomach distension and discomfort) and stagnation of Qi. Cinnamon has the effect of tonifying fire to help Yang, drawing fire back to the source, dispersing cold and relieving pain, warming the meridians, and can be used for impotence, cold uterus, cold pain in the waist and knees, kidney deficiency for asthma, deficiency Yang upward (relative deficiency of Yang affecting the head and face), dizziness, cold pain in the heart and abdomen (the location of the heart and abdomen feel cold and painful), cold vomiting and diarrhea, dysmenorrhea, menstrual pain and menstrual closure, and so on. Those with bleeding tendency and pregnant women should be cautious of using cinnamon, and cinnamon should not be used with red stone resin, is prohibited in yin deficiency and fire (deficiency of yin and essence in the body, the appearance of hyperactive deficiency fire). Its adverse reactions are not clear. Specific medication should be under the guidance of a specialist, not unauthorized use of medication.