Pharmaceutical Latin: Semen Sojae Preparatum
Common English: Prepared Soybean
Glycine Max
Fermented Soybean
Herbs that Release the Exterior: Cool, Acrid Herbs that Release the Exterior (Wind-Heat Diaphoretics)
Taste Temperature Entering Meridians Dosage
Slightly Bitter
Depending on the preparation
Maximum dosage: 50g
Tincture: 2-4ml
Actions Indications/Syndromes

Releases the Exterior

Wind-Cold or Wind-Heat

Yin Deficiency with superimposed Exterior disorders

Eliminates irritability, harmonizes the Middle Jiao and relieves stuffy sensations in the chest

Irritability, restlessness, , insomnia, stifling sensations in the chest and insomnia following a febrile disease

  • Use caution with nursing mothers because it inhibits lactation.

Bul. Allii Fistulosi
Cong Bai

Hb. Menthae Haplocalycis
Bo He
Hb. Schizonepetae
Jing Jie
Fr. Arctii
Niu Bang Zi

Fr. Arctii
Niu Bang Zi
Fr. Forsythiae
Lian Qiao

Fevers with anhidrosis and epigastric pain, and distension due to early stage Wind-Cold invasion.

Colds associated with Yin Deficiency.

Early stage Wind-Heat disorders with fever and headache.


Fr. Gardeniae
Zhi Zi

Fr. Liquidamberis
Lu Lu Tong
Cx. Lycii
Di Gu Pi

Bul. Allii Fistulosi
Cong Bai

Rz. Zingiberis Recens
Sheng Jiang

Insomnia and irritability due to Wind-Heat.

Exterior Heat as it first enters the interior.

Late-stage residual Heat trapped in the chest and diaphragm with irritability, restlessness, headache, stifling sensation in the chest, vexation, insomnia, expression of rashes and nausea. (if vomiting occurs, stop)


Early-stage Wind-Cold.

Hb Ephedrae
Ma Huang
Rx. Puerariae
Ge Gen

Hb. Menthae Haplocalycis
Bo He
Flos Lonicerae
Jin Yin Hua
Fr. Forsythiae
Lian Qiao

Rz. Coptidis
Huang Lian
Bul. Allii Macrostemi
Xie Bai

Wind-Cold with anhidrosis and a tight pulse.


Diarrhea from Damp-Heat in the Middle Jiao.

  1. Some sources say that this herb purges Fire, settles Qi and eliminates Damp-Heat.
  2. Processed soybean is useful for digestive disturbances due to Stomach Fire or Food Poisoning.
  3. It is especially used when there is chest distress, swelling in the mouth & restlessness or irritability.
  4. The surface action is limited to the treatment of alternating chills and fever during febrile disease.
  5. Soy beans are used as food but contain substances that may interfere with digestion for many people.
  6. Processing them turns them into a digestive aid.
  7. It is used in early stage of febrile disease to create diaphoresis and late stage for treatment of restlessness and insomnia.
  8. It disperses constrained Heat above the diaphragm.
  9. One source says it calms the Kidneys.
  10. It has a mild diaphoretic action in order to create sweat without injuring the Yin.
  11. After processing, it is aromatic and has lifting and dispersing properties. Combined with Bul. Allii Fistulosi Cong Bai it can induce sweating, with salt it can induce vomiting, with wine it can treat Wind, with Sm. Allii Tuberosi Jiu Cai Zi it can treat dysenteric disorders, with garlic it can stop bleeding and when dry-fried and cooked it can stop sweating.
  12. It assists the expression of deep lying pathogens in the Shao Yin.
  13. Dry-fried Prepared Soybeans Chao Dou Chi reduces Food Stagnation and harmonizes the Middle.