Cinnamon oil has the efficacy and effect of dispelling wind-dampness, warming the spleen and stomach, and its dosage is 0.006 to 0.03g of this product in boiling water for internal use or appropriate amount of topical application, mo-coating the skin area. Cinnamon oil is the aromatic oil obtained by steam distillation of the bark, branches and leaves of Cinnamomum camphora, which is pungent, sweet and hot in nature, and is attributed to the spleen and stomach meridians, with the efficacy of dispelling wind-dampness, warming and strengthening the spleen and stomach. This product is mainly used for rheumatism and skin itching, spleen and stomach Yang off, cold limbs and pulse micro, epigastric (abdominal) cold accumulation, abdominal pain and diarrhea, cold hernia and dolphin and other diseases. Cinnamon oil can be taken internally or used externally, when taken internally, it should be washed with boiling water, the dosage is 0.006 to 0.03g, when used externally, the product will be applied to the affected area, but it is prohibited for those who are allergic to cinnamon oil, allergic people should be cautious, if it is accidentally entered into the eyes, then immediately wash with a large amount of water and consult a doctor in a timely manner. This product should be used under the guidance of a professional doctor, can not be taken blindly.