Chi Shi Zhi (Halloysite) — Dried Mineral Herb for TCM Decoction & Herbal Formulas

Chi Shi Zhi (赤石脂), also known as Halloysite or Red Kaolin, is a traditional mineral substance used in Traditional Chinese Medicine (TCM) as Chì Shí Zhī (赤石脂). For centuries it has been prized as an astringent, securing, and earth-element herb, traditionally used to stabilize the lower burner, bind the intestines, and anchor the spirit. Its nature is sweet, sour, and warm, making it a gentle yet deeply grounding substance for harmonizing the Spleen and Stomach while calming the Heart.

Key Selling Points

• Traditional mineral herb used in TCM formulas
• Naturally sourced from Anhui province
• New-crop, freshly processed supply
• Suitable for decoction and herbal blends
• Bulk wholesale quantities available

Quality & Sensory

Each batch is carefully processed and dried to preserve its characteristic reddish-brown to pale pink color, fine earthy texture, and neutral mineral aroma. When decocted, it yields a smooth, slightly chalky infusion with a mild, subtly sweet and astringent taste that blends well with other herbs in traditional formulas.

Technical Specifications

Usage Scenarios

• Traditional herbal decoction formulas
• TCM herbal blend ingredient
• Astringent and securing formulas
• Digestive wellness herbal preparations
• Bulk herbal supply for practitioners

Traditional Uses

In folk herbal practice, Chi Shi Zhi is decocted into soups and herbal formulas to support digestive balance and stabilize the lower burner. It is a common ingredient in traditional astringent formulas, where it pairs with ingredients like Dried Ginger, White Atractylodes, and Poria. As a daily herbal preparation, it is brewed alone or blended with other warming herbs for a grounding, earthy infusion.

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