Yu Xing Cao is also known as Houttuynia. The acrid, bitter and slightly cool herb has been used in TCM to improve blood flow, promote urination, treat diarrhea, etc., as it clears Heat, expels toxins and pus, promotes urination, etc., by enhancing the functions of lung and large intestine channels. Ingredients 1. Decanoylacetaldehyde 2. Myrcene …