Take you on a journey to understand what Chinese medicinal herbs in decoction form are.
2025-08-25
Chinese medicinal herbs, after being processed at their place of origin, are cut into specific standardized forms—such as thin slices, thick slices, oblique slices, shreds, or broken segments and chunks—based on the properties of the herb and the requirements of clinical treatment. This process ensures that the active ingredients of the medicine can easily dissolve while also making it convenient for subsequent processing steps, storage, and dispensing.
For example: 1. The aerial parts of white peony are removed and dried to produce the medicinal herb known as white peony root. After trimming off the root crown, the roots are softened by soaking in water, then sliced thinly, and finally either air-dried or oven-dried. Depending on the specific therapeutic purpose, these freshly sliced white peony pieces can be processed further—either stir-fried with stove-soot soil or gently heated with yellow wine—to create three distinct standardized forms of Chinese medicinal preparations: raw white peony slices, soil-fried white peony, and wine-processed white peony.
2. Magnetite, harvested directly from magnetite ore, is initially used as a medicinal material. After removing impurities and refining the substance, it is crushed into smaller pieces using a crusher. Depending on specific requirements, the material is then repeatedly calcined over an open flame and quenched with vinegar until it loses its magnetic properties. This process yields two distinct standardized forms of this traditional Chinese medicine: the magnetic "Ling Magnetite" (raw product) and the non-magnetic "Calcined Magnetite."
In addition to magnets, some challenging-to-process traditional Chinese medicines can also be crushed using a stainless steel crusher before undergoing further processing. Harder herbal ingredients—such as those derived from plants, horns, food products, and minerals—as well as other tough materials can first be broken into smaller pieces, making it easier to grind them into fine powders. This pre-crushing step ensures that the final powdered medicine achieves the desired quality and effectiveness.
The Chaihu, Vinegar-Chaihu, Qingbanxia, Ginger-Banxia, and Fabaixia—commonly seen in traditional Chinese medicine clinics and hospital herbal pharmacies—are all also classified as processed Chinese medicinal herbs.
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