GB44 Foot Yin Orifice

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

GB44 (Zuyinqi, “Foot Yin Orifice”) is the Jing-Well Point point of the Gallbladder Channel Meridian. It is located on the dorsal aspect of the fourth toe, at the junction of lines drawn along the lateral border of the nail and the base of the nail, approximately 0.1 cun from the corner of the nail. It clears heat, pacifies wind, opens the orifices, and calms the spirit. As the Jing-Well point, it is effective for reviving consciousness and treating acute conditions at the opposite end of the channel.

Location

On the dorsal aspect of the fourth toe, at the junction of lines drawn along the lateral border of the nail and the base of the nail, approximately 0.1 cun from the corner of the nail.

Needling

Shallow, perpendicular or oblique insertion 0.1-0.2 cun, or prick to bleed.

TCM functions

Clears heat, pacifies wind, opens the orifices, and calms the spirit. As the Jing-Well point, it is effective for reviving consciousness and treating acute conditions at the opposite end of the channel..

Indications

Headache, vexation and fullness, vexation of the heart, sore throat, stiff tongue, dry mouth, elbow that cannot be raised, sudden deafness, nightmares, eye pain, hypochondriac pain, cough, hand and foot heat vexation with inability to sweat, turning of tendons (cramps), carbuncles and sores, wind-induced leprosy, bone-joint instability (bone wilting), tinnitus, pain in the head and neck..

Jing-Well PointMetal Point

Clinical notes

As the Jing-Well and Metal point of the Gallbladder channel, Zuyinqi is a primary point for clearing heat and pacifying wind from the Shaoyang channel, especially in the head. It is effective for acute conditions like migraine, sore throat, and tinnitus. Pricking to bleed is a common technique for these excess patterns, leveraging its ability to quickly quell fire and open the sensory orifices.

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 dorsal aspect of the fourth toe, at the junction of lines drawn along the lateral border of the nail and the base of the nail, approximately 0.1 cun from the corner of the nail.

What is GB44 used for?

GB44 clears heat, pacifies wind, opens the orifices, and calms the spirit. As the Jing-Well point, it is effective for reviving consciousness and treating acute conditions at the opposite end of the channel. Common clinical indications include headache, vexation and fullness, vexation of the heart, sore throat, stiff tongue, dry mouth, elbow that cannot be raised, sudden deafness, nightmares, eye pain, hypochondriac pain, cough, hand and foot heat vexation with inability to sweat, turning of tendons (cramps), carbuncles and sores, wind-induced leprosy, bone-joint instability (bone wilting), tinnitus, pain in the head and neck.

How is GB44 needled?

Shallow, perpendicular or oblique insertion 0.1-0.2 cun, or prick to bleed.

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.