Japanese Knotweed Powder Hu Zhang 500g Ultra Fine Ground Chinese Herbal Powder

Japanese Knotweed Powder, known in TCM as Hu Zhang (虎杖), from Polygonum cuspidatum, made from the dried root and rhizome. This ultra fine ground powder is produced by modern milling with no additives, preserving the herb's traditional character. In TCM theory, Hu Zhang is bitter in flavor and slightly cold in nature, traditionally associated with the liver, gallbladder, and lung channels. It is commonly used in herbal formulas, teas, and external applications. This product is a food-grade raw botanical and is not intended to replace medicine.

Key Selling Points

• Authentic Hu Zhang (虎杖) powder made from dried Japanese Knotweed root and rhizome
• Botanical source Polygonum cuspidatum, a classic Chinese medicinal herb
• Ultra fine broken-wall grinding for smooth texture and easy blending
• No additives, single-ingredient powder in original botanical form
• Suitable for herbal decoctions, teas, and traditional external applications

Quality & Sensory

The powder is typically light yellow-brown to golden brown with a fine, smooth, flour-like texture. It typically carries a mild earthy aroma with slightly bitter undertones, and tastes characteristically bitter with a faint astringent finish when mixed in warm water.

Technical Specifications

Usage Scenarios

• Mix into warm water or herbal tea preparations
• Add to herbal decoctions following traditional formulas
• Blend into congee or culinary recipes for traditional herbal use
• Use in external foot soak or compress preparations

Traditional Uses

In traditional Chinese practice, Hu Zhang has long been used in decoctions and herbal formulas, often paired with herbs such as Yin Chen (Artemisia capillaris) in traditional liver-related formulas. It was traditionally associated with clearing damp-heat and supporting smooth flow of qi and blood in TCM theory. Folk practice also used it externally in washes and soaks. Seasonal use was common in spring and summer herbal regimens.

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