Mentha piperita is a traditional Chinese medicine with the effects of dispersing wind-heat, clearing the head and eyes, clearing the throat and rash, and dispersing the liver and promoting the flow of qi, and is often used in the treatment of sore throat and wind-heat. Mentha piperita is also known as Elsholtzia. Mentha piperita belongs to the evacuation of wind-heat medicine in the antidepressant medicine, belongs to the dry ground part of the plant Mentha piperita of the Lamiaceae family. Mentha piperita has a pungent and cool flavor. Mentha piperita enters the liver meridian and the lung meridian. Peppermint can be used internally and externally. Clinically, it is mainly used for the treatment of sore throat, external wind-heat, food stagnation and gas distension, headache, scabies, eye redness, mouth sores, addictive rashes and so on. Mentha piperita is contraindicated in cases of hyperactivity of liver yang, yin deficiency and blood dryness (deficiency of yin fluid, dryness and heat in the blood), and superficial deficiency with excessive sweating. Adverse effects of Mentha piperita are not known. If needed, please use under the guidance of a professional Chinese medicine practitioner.