which are supported by truthful science and accompanied by helpful consumer information. Self-medication now prevails worldwide as a major trend in health care, partly as a remedy for saving government medical costs. On the other hand, self-medication is also a counteraction to side effects sometimes caused by the treatments of “traditional” Western medicine. While modern medical technology is important and crucial to save lives from serious illnesses or injuries, it is essential to prevent diseases as much as possible. Under the current environment, where self-medication is promoted and “alternative” medicine is well accepted, medicinal herbs can be widely used to enhance the immune system and support the body’s natural self-healing power to maintain good health.