GB18 Spirit Support

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

GB18 (Chengling, “Spirit Support”) is an acupuncture point on the Gallbladder Channel Meridian. It is located on the head, 1.5 cun posterior to GB17, 2.25 cun lateral to the midline. It dispels wind and clears the head.

Location

On the head, 1.5 cun posterior to GB17, 2.25 cun lateral to the midline.

Needling

Subcutaneous insertion 0.5-1 cun. Avoid major blood vessels.

TCM functions

Dispels wind and clears the head.

Indications

Headache, dizziness, blurred vision, nasal obstruction.

Clinical notes

GB18, 'Spirit Support', is a significant point for clearing wind and heat from the head, making it effective for headaches, especially those in the temporal region, and for dizziness and vertigo. It also has a calming effect on the spirit, addressing symptoms like anxiety or agitation when associated with head discomfort. It is often used for sinus congestion and nasal discharge.

On the Gallbladder Channel channel

GB18 is one of 44 points on the Gallbladder Channel Meridian. Nearby points:

Frequently asked questions

Where is GB18 located?

GB18 (Chengling) is located on the head, 1.5 cun posterior to GB17, 2.25 cun lateral to the midline.

What is GB18 used for?

GB18 dispels wind and clears the head. Common clinical indications include headache, dizziness, blurred vision, nasal obstruction.

How is GB18 needled?

Subcutaneous insertion 0.5-1 cun. Avoid major blood vessels.

Which meridian is GB18 on?

GB18 is a point on the Gallbladder Channel Meridian (Zú Shàoyáng Dǎnjīng).

Interactive body mapConditions & evidenceFind an acupuncturistTCM glossary
⚠️ 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.