Bladder 50 (BL 50) Wei Cang — Stomach Granary

This point, level with the Stomach Shu, harmonises the Stomach and relieves abdominal distension and food retention.

Bladder 50 (BL 50) Wei Cang 胃倉 — Stomach Granary

Location

On the back, 3 cun lateral to the lower border of the spinous process of the twelfth thoracic vertebra (T12), level with BL-21.

Anatomy

On the latissimus dorsi; the subcostal artery; the dorsal rami of the thoracic nerves.

Actions & Functions

  • Harmonises the Stomach and promotes digestion
  • Relieves abdominal distension and food retention

Indications

Abdominal distension, stomach pain, indigestion, constipation, and back pain.

Needling

0.5-1.0 cun, oblique insertion towards the spine.

Moxibustion Suitability

Suitable for moxibustion.

Point Combinations

With BL-21 and REN-12 for digestive disorders.

Classical Text References

The outer Back-Shu of the Stomach.

Cautions & Contraindications

Avoid deep insertion towards the kidney.

Latest Research

Latest peer-reviewed research on this point will be summarised here, with citations linked to PubMed, via our research integration.

About Attilio

Doctor of Chinese medicine, acupuncture expert and author of My Fertility Guide and My Pregnancy Guide.

Check Also

PubMed research

Acupuncture Shows Sustained Benefits for Chronic Daily Headache Prevention in Adults, Meta-Analysis Finds

Research summary (Acupuncture): Utility of Acupuncture Therapy for Adult Chronic Daily Headache Prophylaxis: A Systematic Review and Meta-Analysis. - Medical science monitor : international medical journal of experimental and clinical research, 2026.