Liang Mian Zhen Dried Two Toothed Root 500g Sulfur Free Zanthoxylum nitidum Raw Herb for Decoction and External Soak

Liang Mian Zhen (两面针), also called Ru Di Jin Niu, is the dried root of Zanthoxylum nitidum, a woody Rutaceae plant. In TCM theory it is considered pungent and bitter with a warm nature, traditionally associated with dispersing wind, moving circulation, and easing discomfort. These sulfur free dried root slices are supplied as a food grade raw botanical for decoction or external herbal soak use.

Key Selling Points

• Authentic Liang Mian Zhen (两面针) dried root from Zanthoxylum nitidum
• Sulfur free drying process preserves the natural character of the root
• Traditionally used in TCM to dispel wind and support circulation
• Suitable for decoction pieces or external herbal foot soak blends
• Bulk 500g pack ideal for herbal shops and daily wellness preparation

Quality & Sensory

The dried root slices typically show a pale yellowish brown to grayish brown surface with a hard, dense texture and fibrous cut. The aroma is typically faintly aromatic and slightly pungent, and a prepared decoction traditionally carries a bitter, mildly numbing taste.

Technical Specifications

Usage Scenarios

• Simmered into traditional herbal decoctions
• Added to external herbal foot soak blends
• Combined with other TCM roots in folk formulas
• Stocked as a bulk raw herb for herbal shops

Traditional Uses

In TCM practice, Liang Mian Zhen has long been used to dispel wind and dampness, invigorate circulation, and relieve tooth and joint discomfort, and it also appears in folk external washes and soaks. It is traditionally decocted alone or paired with herbs such as Du Huo, Sang Ji Sheng, or Niu Xi in wind damp formulas, and commonly applied externally in herbal baths.

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