Hai Tong Pi Dried Erythrina Bark 500g Traditional Chinese Herb for Decoction and External Wash

Hai Tong Pi (海桐皮) is the dried stem bark of Erythrina variegata, a classic bark herb in the Chinese materia medica. In TCM theory it is acrid, bitter, and neutral, and is traditionally associated with the liver and kidney channels. Traditionally used in decoctions and external washes, it is valued in folk herbal practice for supporting comfortable joints and muscles. Sold as whole dried bark pieces for culinary and traditional preparation; not a substitute for medicine.

Key Selling Points

• Whole dried stem bark pieces of Hai Tong Pi (海桐皮) supplied in a 500g pack
• Botanical source is Erythrina variegata, a recognized bark herb in the Chinese materia medica
• In TCM theory acrid, bitter, and neutral, traditionally associated with the liver and kidney channels
• Traditionally used in herbal decoctions and external washes for joint and muscle comfort
• Sealed packaging with a 24-month shelf life when stored cool and dry

Quality & Sensory

The bark typically appears as curved or flat pieces with a grayish-brown outer surface bearing prominent thorn scars, and a reddish-brown inner surface. Texture is firm and fibrous, with a faint characteristic aroma and a slightly bitter, astringent taste when decocted.

Technical Specifications

Usage Scenarios

• Simmered into traditional herbal decoctions
• Boiled for external washes or compresses in folk practice
• Added to herbal soup preparations in small amounts
• Used in seasonal herbal formulas alongside other bark and vine herbs

Traditional Uses

In TCM practice, Hai Tong Pi is traditionally used to dispense wind-dampness and support comfortable joints and muscles, and it appears in classical formulas for musculoskeletal discomfort. It is commonly decocted with herbs such as Du Huo, Sang Ji Sheng, or Niu Xi, and is also traditionally boiled for external washing of the skin and limbs. Folk use includes adding it to medicinal wine or seasonal decoctions.

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