Sheng Jiang Pi
Zingiber officinale Rosc.
โฏ TCM Properties
Promotes Urination and Reduces Edema; Harmonizes the Spleen and Stomach
Western Herbalism Properties
Botanical Description
Zingiber officinale Roscoe (Zingiberaceae) is a herbaceous perennial 60-100 cm tall producing erect reed-like pseudostems from a knotty, branching aromatic rhizome with pale yellow flesh and tan corky skin. Leaves are distichous, linear-lanceolate, and the rarely-produced inflorescence is a dense cone-like spike with greenish bracts and pale yellow flowers marked with purple. Sheng Jiang Pi is the dried peel (corky outer layer) of the fresh rhizome, separated by knife or rasp and sun-dried. In TCM, Sheng Jiang Pi is acrid in flavor and cool in nature (cooler than the peeled rhizome itself), entering the Lung, Spleen, and Stomach channels; it promotes urination, reduces edema, and harmonizes the middle.
Dosage
| Form | Amount | Frequency | Duration | Population | Notes |
|---|---|---|---|---|---|
| decoction | 9-15g | Daily | โ | โ | โ |
Cultural & Historical Context
Traditional Chinese Uses
Sheng Jiang Pi (fresh ginger peel) is a cool, pungent substance โ in contrast to the warming flesh of fresh ginger โ used specifically to promote urination and reduce water retention. Its primary application is for edema of the limbs and face from fluid accumulation under the skin, where it disperses water outward to the surface and then promotes its excretion. It is gentle and food-safe, often combined with other skin-level diuretic herbs in classical formulas for mild superficial edema.
Traditional American Uses
None Documented
Important Disclaimer
This information is for educational purposes only and is not intended to replace professional medical advice. Always consult a qualified healthcare provider before using any herbal remedy, especially if you are pregnant, nursing, or taking medications.