Whether you are a man or a woman, in this article you will find what you need to know about dong quai and to improve your health now. First, you should know that it is one of the most widely consumed herbs in China, used as frequently as ginseng and licorice. A series of reports published in China indicate that the use of Dong quai just following a stroke demonstrated a decrease in the amount of brain damage. Medical researchers proved that Phytoestrogens in Dong Quai may accelerate the spread of breast cancer cells. Research indicates it is also effective in evening out blood sugar amounts and reducing blood pressure.