ST-28 - Water Passage
水道 - Shuǐ dào
Point Region: Lower abdomen
ST-28 Shuidao, meaning 'Water Passage,' is a point that clears damp heat and regulates urination. Located on the abdomen, it is a key point for addressing a wide range of issues that are caused by 'dampness' or stagnation in the lower abdomen. Its name, 'Water Passage,' alludes to its ability to bring a sense of order and harmony to the body's entire system.
Think of Shuidao as a point that helps to 'open the floodgates' of your body. It's invaluable for addressing issues like a feeling of heaviness or a thick abdomen, a feeling of 'dampness,' and a restless spirit. By clearing damp heat and regulating urination, it helps to restore a sense of ease and freedom.
By clearing damp heat and regulating urination, ST-28 helps to restore a sense of balance and inner peace. It's a point that reminds us that our true power comes from a well-regulated and harmonious body.
Location & How to Find
Anatomical Location: On the lower abdomen, 3 cun below the umbilicus and 2 cun lateral to the anterior midline, level with CV-4.
How to Locate:
- Find your navel and measure 3 finger-widths down
- From this point, move 2 finger-widths to the side
- This is in your lower abdomen area
- The point is on the side of your lower belly

Primary Functions
Urinary System
- Treats urinary retention and dysfunction
- Relieves bladder inflammation and infection
- Improves urinary flow and function
- Reduces urinary frequency and urgency
Reproductive System
- Treats menstrual disorders and irregularities
- Relieves pelvic inflammatory conditions
- Supports reproductive health and fertility
Digestive System
- Treats lower abdominal pain and cramping
- Relieves intestinal disorders and inflammation
- Improves lower digestive function
Immune & Energy System
- Regulates water metabolism and fluid balance
- Strengthens kidney and bladder qi
Clinical Applications
Primary Indications
- Bladder inflammation
- Difficulty urinating
- Nephritis
- Abdominal distension
- Uterine disorders
- Urinary problems
- Pelvic inflammation
- Kidney problems
Related Health Concerns
Common Conditions:
Related Acupoints
Select a point to learn about its location, primary functions, clinical applications, and protocols.
ST-28 Protocols
N/A
Important Precautions
- Pregnancy
- Severe kidney disease
- Acute pelvic inflammatory disease