Herb sourcing guides for importers, distributors and purchasing teams sourcing bulk Chinese herbs, Chinese herbal slices and TCM raw materials from qualified suppliers.
A supplier may describe herbs as “sulfur-free,” but the phrase alone does not tell you whether sulfur fumigation was deliberately avoided, whether the batch you are about to buy was tested, or how the laboratory reported the result. Three very…
How to choose Dong Quai (Angelica sinensis / Dang Gui) — judge oil content and aroma, read head, body and tail grades, spot sulfur treatment, and know what to check before ordering in bulk.
How to choose astragalus root slices (Huang Qi) — read the cross-section, spot sulfur treatment, understand grades and cuts, and know what to check before you buy in bulk.