GB17 Zhengying

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

GB17 (Zhengying, “Zhengying”) is an acupuncture point on the Gallbladder Channel Meridian. It is located on the head, 2.5 cun posterior to the anterior hairline and 2.25 cun lateral to the midline, or 1 cun posterior to GB16 (Muchuang). It dispels wind, alleviates pain, benefits the head and sensory orifices.

Location

On the head, 2.5 cun posterior to the anterior hairline and 2.25 cun lateral to the midline, or 1 cun posterior to GB16 (Muchuang).

Needling

Transverse (subcutaneous) insertion, 0.5 to 1.5 cun, often directed posteriorly or anteriorly along the scalp.

TCM functions

Dispels wind, alleviates pain, benefits the head and sensory orifices..

Indications

Toothache, upper tooth pain, dental caries pain, inability to chew, tense and stiff lips, one-sided headache, headache of the head and nape, dizziness, aversion to wind and cold, eye dizziness and dimness of vision..

Clinical notes

Zhengying is a local point on the Gallbladder channel primarily used for conditions affecting the head, face, and mouth. Its classical indications strongly point to its effectiveness for various types of toothache, lockjaw, and tension around the lips and jaw. It is also indicated for one-sided headaches and dizziness, reflecting its function in clearing wind and pain from the Shaoyang channel pathway on the head.

On the Gallbladder Channel channel

GB17 is one of 44 points on the Gallbladder Channel Meridian. Nearby points:

Frequently asked questions

Where is GB17 located?

GB17 (Zhengying) is located on the head, 2.5 cun posterior to the anterior hairline and 2.25 cun lateral to the midline, or 1 cun posterior to GB16 (Muchuang).

What is GB17 used for?

GB17 dispels wind, alleviates pain, benefits the head and sensory orifices. Common clinical indications include toothache, upper tooth pain, dental caries pain, inability to chew, tense and stiff lips, one-sided headache, headache of the head and nape, dizziness, aversion to wind and cold, eye dizziness and dimness of vision.

How is GB17 needled?

Transverse (subcutaneous) insertion, 0.5 to 1.5 cun, often directed posteriorly or anteriorly along the scalp.

Which meridian is GB17 on?

GB17 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.