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Mu Xiang (Costus Root, Saussurea)

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Warm Mu Xiang (Radix Auklandiae Lappae)
Spicy, Bitter, Warm
Radix Auklandiae Lappae
Tone Marks:
mù xiāng
Wood Fragrance


  • Moves Qi, Relieves Pain, Regulates the Middle Jiao
    Used for symptoms of Qi stagnation of the Spleen and Stomach including poor appetite, indigestion, food stagnation, epigastric and abdominal fullness, bloating, pain, diarrhea and tenesmus. Also relieves flank pain, distension, and soreness as well as bitter taste, yellow tongue coat, and possible jaundice associated with Liver Qi stagnation.
  • Strengthens the Spleen and Prevents Stagnation
    Used for Spleen Qi Deficiency symptoms including abdominal fullness, distention, bloating, pain, poor appetite, vomiting, and diarrhea. Helps ameliorate the side effects of tonifying herbs.

Contraindications and Cautions

  • Do not use with Yin Xu Fire, Depleted Fluids, or Blazing Fire.

Herb-Drug Interactions

  • This section is being researched, and is not completed.

Toxicity and Overdose

  • One case of allergic reaction has been reported after ingestion of 10 grams. The same patient reacted to a smaller dose of 3 grams as well. Symptoms include abdominal discomfort, watery diarrhea, granular rash, pruritus, and restlessness.


  • 3-9 grams in decoction (Bensky)
  • 3-10 grams in decoction (Chen)

This Herb Appears in the Following Formulas: