American Ginseng Root
西洋参 · Xīyángshēn
Panax quinquefolius
性
Cool
味
Sweet, slightly bitter
Meridian
Heart, Lung, Kidney
A rare case of an American herb fully adopted into the Chinese materia medica, American ginseng was traded through Canton since the 18th century. Cool in nature where Asian ginseng is warm, it tonifies qi while nourishing yin — making it the preferred ginseng for hot constitutions, dry climates, and modern stressed lifestyles.
🌿 効能
- •Tonifies qi and nourishes yin
- •Clears deficiency heat
- •Generates fluids and relieves thirst
- •Benefits the lung yin
📖 用法用量
3–6 g in decoction or steeped as tea; 1–3 g daily chewed slowly or as powder. Best taken in the morning or early afternoon.
🔬 現代研究
Quinquefolian ginsenosides show distinct pharmacology from Asian ginseng, with studies focusing on cognitive performance, fatigue in chronic illness, and glycemic control.
⚠️ 禁忌
Avoid with cold stomach conditions or diarrhea. Traditionally not combined with radish or strong tea.
