UB-21 (Wei Shu)


Chinese Name:

Weishu 胃俞

English translation:

Stomach Shu


On the back, 1.5 cun lateral to the lower border of the spinous process of the 12th thoracic vertebra.


Back-Shu point of the Stomach


  • Epigastric pain, borborygmus, vomiting.
  • Stomach and Spleen Xu/poor digestion/Poor appetite.
  • abdominal distension, pain in chest and sides, nausea/regurgitation, gastritis, gastric spasms, gastric ulcer, emaciation, back pain, diarrhea/cholera, enlargement of liver, difficulty in swallowing, cold stomach, intestinal parasitosis, night blindness, jaundice, muscular contractures.
  • Insomnia, prolapsed stomach, gastrointestinal disorders, prolapse of the rectum, accumulation lumps persisting for many years, all disorders due to perverse energy of dampness.


Regulates and harmonizes Stomach Qi, resolves Dampness, alleviates food stagnation.


Back-Shu points are corresponding points on the back where the Qi of the respective Zang-Fu organ is infused. If the Five Zang organs are diseased, abnormal reactions appear on the Back-Shu points. Back-Shu points have a direct therapeutic effect on the diseases of the Five Zang organs. For more complete information on Back-Shu and Front-Mu points, click here.


Oblique insertion .5 - .8 cun.

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