Root and rhizome herbs were first catalogued in the Shen Nong Ben Cao Jing (1st century AD) and expanded in Li Shizhen’s Bencao Gangmu (1596). Celebrated for their ability to tonify Qi, nourish Blood, and harmonize the Spleen, these time‑honored botanicals remain cornerstones in both traditional decoctions and cutting‑edge formulations.
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All of GuoCao’s bulk Chinese herbs, botanicals, and spices are hand‑selected from authentic origins in Gansu and other renowned growing regions, then brought straight into our GMP‑certified, ISO 22000–accredited production lines. With seven dedicated procurement warehouses and full third‑party COA testing on every lot, we act as your direct link to the grower—ensuring truly traceable, ethically and sustainably sourced materials, free from pesticides and synthetic additives.
Unless otherwise noted, each herb is meticulously cut and sifted to preserve its natural potency and purity. Experience why herbalists, manufacturers, and practitioners around the globe choose GuoCao for unmatched quality and consistency.
