Chinese Name:
Gan Cao
Comman Name:
Licorice Root
Latin Name:
Radix Glycyrrhizae

It is sweet, neutral and nontoxic. The crude one is slightly cooler than the processed one. When it is stir-fired, it becomes warm in quality. It mainly acts on the heart, lung, spleen and stomach channels.

WHY IT'S USED: It pacifies the mind and soul. It relieve convulsions and palpitations, restlessness and amnesia. It tonifes the spleen and enhances qi-energy; clears heat and rids of toxins; expels phlegm and stops cough; relieves stomach, muscle and tendon pain. it is used to lessen the harsh and toxic nature of other herbs and harmonizes the overall effects of a formula.

Comment and Cautions: Large dosages can increase blood pressure. Long term usage of large dosage can also cause edema and hypokalemia. Do not use with vomiting, nausea, or chest and abdominal distention/fullness due to Dampness. Do not use with high blood pressure or edema. Using Licorice with aspirin may increase the irritation of the stomach.

Dosage: 1.5-9 grams

Corticosteroids: Glycyrrhizin, a compount in Gan Cao may prolong the biological half-life of the sytemic corticosteroids. Digioxin: Potassium loss associated with Gan Cao may increase toxicity of cardiac glycosides such as Lanoxin