ST23 Supreme Unity

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

ST23 (Taiyi, “Supreme Unity”) is an acupuncture point on the Stomach Meridian. ST23 is located 2 cun superior to the umbilicus, 2 cun lateral to the anterior midline. It harmonizes the Middle Jiao and calms the Shen.

Location

ST23 is located 2 cun superior to the umbilicus, 2 cun lateral to the anterior midline.

Needling

Perpendicular insertion 0.8-1.2 cun.

TCM functions

Harmonizes the Middle Jiao and calms the Shen.

Indications

Abdominal pain, distention, mental disorders, insomnia.

Clinical notes

ST23 is primarily used for harmonizing the Middle Jiao and calming the Shen, making it useful for both digestive and emotional imbalances. It addresses stomach pain, indigestion, and abdominal distention, particularly when accompanied by anxiety, insomnia, or irritability. Its calming effect on the Shen makes it a valuable point for psychosomatic digestive issues. It can be combined with Ren12 for a stronger effect on the Middle Jiao.

On the Stomach channel

ST23 is one of 45 points on the Stomach Meridian. Nearby points:

Frequently asked questions

Where is ST23 located?

ST23 is located 2 cun superior to the umbilicus, 2 cun lateral to the anterior midline.

What is ST23 used for?

ST23 harmonizes the Middle Jiao and calms the Shen. Common clinical indications include abdominal pain, distention, mental disorders, insomnia.

How is ST23 needled?

Perpendicular insertion 0.8-1.2 cun.

Which meridian is ST23 on?

ST23 is a point on the Stomach Meridian (Zú Yángmíng Wèijīng).

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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.