Morinda Root / Morindae Officinalis (ba ji tien)  巴戟天

 Nature: Warm; sweet and pungent; attributive to kidneys and liver.

Characteristics: The roots of a wintergreen shrub that has long been reputed as a strengthening sexual tonic for males.

Therapeutic effects: Warm and tonify kidney yang for treating impotence, premature ejaculation, profuse urination and sterility; strengthen tendons and bones for pain of joints and knees; expel cold and dampness for pain in lower abdomen and chronic rheumatism and fatigue.