Cang Zhu is the dried rhizome of Atractylodes lancea, a plant native to East Asia prized in TCM for resolving dampness and improving digestion. Its pungent, aromatic volatile oils make it a cornerstone herb for clearing pathogenic moisture and restoring digestive clarity, particularly when turbid phlegm clouds the middle burner.
rhizome
decoction, powder, capsule, tea
6–12g dried rhizome in decoction daily; 2–3g powder 2–3x daily
Very drying — may damage yin. Avoid in dry conditions.
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