BL19 Gallbladder Shu

Reviewed by · Licensed Acupuncturist & TCM Physician · Last reviewed June 2026

BL19 (Dǎn Shū, “Gallbladder Shu”) is the Back-Shu of Gallbladder point of the Bladder Meridian. BL19 is located on the back, 1.5 cun lateral to the lower border of the spinous process of the tenth thoracic vertebra (T10). It regulates Gallbladder Qi, clears damp-heat, and benefits the sinews.

Location

BL19 is located on the back, 1.5 cun lateral to the lower border of the spinous process of the tenth thoracic vertebra (T10).

Needling

Oblique insertion medially 0.5-1 cun; caution for pneumothorax.

⚠ Pneumothorax risk: oblique/shallow only, never deep perpendicular over the chest wall.

TCM functions

Regulates Gallbladder Qi, clears damp-heat, and benefits the sinews.

Indications

Hypochondriac pain, bitter taste, jaundice, cholecystitis, insomnia.

Back-Shu of Gallbladder

Clinical notes

BL19, the Back-Shu point of the Gallbladder, is crucial for regulating Gallbladder Qi and clearing damp-heat from the Gallbladder and Liver. It is particularly effective for conditions like hypochondriac pain, bitter taste in the mouth, jaundice, and digestive issues due to Gallbladder dysfunction. Its ability to benefit the sinews makes it useful for muscular tension and spasms. Clinically, it is often combined with GB24 to address Gallbladder damp-heat.

On the Bladder channel

BL19 is one of 67 points on the Bladder Meridian. Nearby points:

Frequently asked questions

Where is BL19 located?

BL19 is located on the back, 1.5 cun lateral to the lower border of the spinous process of the tenth thoracic vertebra (T10).

What is BL19 used for?

BL19 regulates Gallbladder Qi, clears damp-heat, and benefits the sinews. Common clinical indications include hypochondriac pain, bitter taste, jaundice, cholecystitis, insomnia.

How is BL19 needled?

Oblique insertion medially 0.5-1 cun; caution for pneumothorax. Caution: ⚠ Pneumothorax risk: oblique/shallow only, never deep perpendicular over the chest wall.

Which meridian is BL19 on?

BL19 is a point on the Bladder Meridian (Zú Tài Yáng Páng Guāng Jīng).

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⚠️ This page is for general education and is not medical advice. Acupuncture is a traditional practice; evidence varies by condition and study quality, and individual results differ. It does not replace diagnosis or treatment by a licensed professional. Always consult a qualified acupuncturist or physician.