In Traditional Chinese Medicine (TCM), ginseng has been used for centuries. Korean red ginseng, Chinese ginseng, American ginseng have been used for different functions and medicine. Ginseng is generally suitable for most people and all three types mentioned have the function of boosting Qi. The difference lies in the herb nature.
Cheong Kwan Jang’s Korean red ginseng is warm in nature, and is best in promoting blood circulation. Some of its benefits include boosting immunity, relieving fatigue, aiding blood circulation, improving memory, and easing menopausal symptoms and provides antioxidative effects.  Due to its warm nature, it is suitable for people who are sensitive to cold temperatures and humidity – with Yang-deficiency. Korean red ginseng is at its optimal maturity and efficacy in its 6th year, which are the ones used by Cheong Kwan Jang. It contains 43 different types of ginsenosides, more than other ginseng species. 4 ginsenosides, Rh2, Rg3, Rh1, and Rh4 are unique to Korean red ginseng, with valuable medicinal benefits.Learn More
Chinese ginseng is neutral in nature, tonifies Yuan Qi, and is best in nourishing blood. Chinese ginseng is also popular due to its anti-oxidative and anti-inflammatory benefits to improve brain function, erectile dysfunction, and to boost the immune system. It contains 15 different types of ginsenosides.
This is suitable for people with Qi-deficiency, who have symptoms such as: being prone to panting, easily fatigued, and perspires easily with little physical activity. 
Compared to other types of ginseng, there is a higher content of “Re” ginsenoside in American ginseng. This specific ginsenoside is useful for the body, for instance in blood circulation, cholesterol level control, and antioxidative effects.  It contains 14 different types of ginsenosides.
American ginseng is particularly suitable for people with Yin-deficiency body type. People with Yin-deficiency are people sensitive to hot and dry weather, or have symptoms such as dry stools or constipation, dry mouth and nose, and often feel warm at the palms and soles of the feet, especially at night.
Note: The information above is for general reference. This does not serve as a substitute for a physician or any form of medical care. For a more accurate diagnosis and treatment, please consult a licensed TCM practitioner.