BL-28 - Bladder Shu

膀胱俞 - Pāng guāng shū

Point Region: Lower back

BL

Bladder Meridian

足太阳膀胱经 - Zú Tàiyáng Pángguāng Jīng

Location & How to Find

Anatomical Location: On the sacrum, level with the second opening in its back (the second posterior sacral foramen), 1.5 cun out from the central ridge of the sacrum. It is level with BL-32.

Distances are in cun, a unit that scales with each person's body. As a guide, the width of your thumb at its joint is 1 cun, and your four fingers held together, measured across the middle joints, are 3 cun.

How to Locate:

  1. Find BL-32, in the second hollow in the sacrum
  2. Move out to the side to two finger-widths from the midline
  3. The point is there
BL-28 (Bladder Shu) acupressure point location: On the sacrum, level with the second opening in its back (the second posterior sacral foramen), 1.5 cun out from the central ridge of the sacrum.

How to Apply Pressure

Using a fingertip, apply gentle, steady pressure in the second hollow in the back of the sacrum, two finger-widths out from the midline. Firm but never painful pressure is enough; stop if it hurts. Do not press this point during pregnancy. Skip this point over irritated or broken skin.

Traditional Indications

In TCM, this point is traditionally used for:

  • Bedwetting
  • Dark urine
  • Genital sores
  • Lower back pain
  • Abdominal masses
  • Bladder disorders

Related Health Concerns

Lower Back Pain

Select a point to see its location, how to find it, and its traditional uses.

Important Precautions

Avoid this point with:

  • Pregnancy