ST39 Lower Great Hollow

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

ST39 (Xiajuxu, “Lower Great Hollow”) is the Lower He-Sea point of the Stomach Meridian. It is located on the anterior aspect of the lower leg, 9 cun inferior to ST35, one finger-breadth lateral to the anterior crest of the tibia. It regulates the intestines and resolves damp-heat in the Lower Jiao.

Location

On the anterior aspect of the lower leg, 9 cun inferior to ST35, one finger-breadth lateral to the anterior crest of the tibia.

Needling

Perpendicular insertion 1-2 cun.

TCM functions

Regulates the intestines and resolves damp-heat in the Lower Jiao.

Indications

Lower abdominal pain, diarrhea, dysentery, appendicitis, pain in the lumbar region and thigh.

Lower He-Sea

Clinical notes

As the Lower He-Sea point of the Small Intestine, ST39 is a key point for regulating the small intestine and resolving damp-heat in the Lower Jiao. It is particularly effective for small intestine disorders such as abdominal distention, pain around the navel, and diarrhea due to damp-heat. It also addresses issues like appendicitis and dysentery. It is frequently used with ST25 (Tianshu) and ST37 (Shangjuxu) for comprehensive intestinal regulation.

On the Stomach channel

ST39 is one of 45 points on the Stomach Meridian. Nearby points:

Frequently asked questions

Where is ST39 located?

ST39 (Xiajuxu) is located on the anterior aspect of the lower leg, 9 cun inferior to ST35, one finger-breadth lateral to the anterior crest of the tibia.

What is ST39 used for?

ST39 regulates the intestines and resolves damp-heat in the Lower Jiao. Common clinical indications include lower abdominal pain, diarrhea, dysentery, appendicitis, pain in the lumbar region and thigh.

How is ST39 needled?

Perpendicular insertion 1-2 cun.

Which meridian is ST39 on?

ST39 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.