GB44 Foot Orifice Yin

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

GB44 (Zuyinqi, “Foot Orifice Yin”) is the Jing-Well (Metal) point of the Gallbladder Channel Meridian. It is located on the lateral side of the 4th toe, 0.1 cun posterior to the corner of the nail. It clears heat, benefits the head and eyes, and revives consciousness.

Location

On the lateral side of the 4th toe, 0.1 cun posterior to the corner of the nail.

Needling

Perpendicular or oblique insertion 0.1-0.2 cun, or prick to bleed. Avoid the bone.

TCM functions

Clears heat, benefits the head and eyes, and revives consciousness.

Indications

Headache, eye pain, fever, nightmares, fainting.

Jing-Well (Metal)

Clinical notes

GB44, the Jing-Well (Metal) point, is located at the extremity of the meridian and is primarily used for clearing heat and reviving consciousness in acute conditions. It is effective for severe headaches, dizziness, and eye pain, particularly when associated with Liver Yang rising or Liver fire. Its strong clearing action makes it a good choice for acute febrile diseases with high fever and agitation.

On the Gallbladder Channel channel

GB44 is one of 44 points on the Gallbladder Channel Meridian. Nearby points:

Frequently asked questions

Where is GB44 located?

GB44 (Zuyinqi) is located on the lateral side of the 4th toe, 0.1 cun posterior to the corner of the nail.

What is GB44 used for?

GB44 clears heat, benefits the head and eyes, and revives consciousness. Common clinical indications include headache, eye pain, fever, nightmares, fainting.

How is GB44 needled?

Perpendicular or oblique insertion 0.1-0.2 cun, or prick to bleed. Avoid the bone.

Which meridian is GB44 on?

GB44 is a point on the Gallbladder Channel Meridian (Zú Shàoyáng Dǎnjīng).

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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.