Sweet in flavour, neutral in nature, it is tropistic to the lung and kidney channels. Being sweet, neutral, moist and not very dry in property, and mild in action, it reinforce Qi and Yin mildly, invigorate Yang and supplement vital essence, and is used as an excellent tonic for tonifying the lung and kidney. It serves to treat chronic cough in the type of both lung-and kidney-deficiency, impotence due to consuption of kidney essence and weakness because of aging or chronic diseases. supplementing the lung and kidney, stopping cough and relieving asthma¡£
