BL6 Receiving Light

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

BL6 (Chengguang, “Receiving Light”) is an acupuncture point on the Bladder Meridian. It is located on the head, 1.5 cun lateral to the anterior midline, 2.5 cun posterior to the anterior hairline. It dispels wind, clears heat, and brightens the eyes.

Location

On the head, 1.5 cun lateral to the anterior midline, 2.5 cun posterior to the anterior hairline.

Needling

Transverse insertion 0.5-1.0 cun.

TCM functions

Dispels wind, clears heat, and brightens the eyes.

Indications

Headache, blurred vision, nasal obstruction.

Clinical notes

BL6 is an important point for dispelling wind, clearing heat, and brightening the eyes, making it highly effective for various eye conditions and headaches. It is commonly used for blurred vision, eye pain, redness, and lacrimation, especially when associated with external wind-heat. It also addresses frontal headaches and dizziness, often paired with BL5 for comprehensive eye treatment.

On the Bladder channel

BL6 is one of 67 points on the Bladder Meridian. Nearby points:

Frequently asked questions

Where is BL6 located?

BL6 (Chengguang) is located on the head, 1.5 cun lateral to the anterior midline, 2.5 cun posterior to the anterior hairline.

What is BL6 used for?

BL6 dispels wind, clears heat, and brightens the eyes. Common clinical indications include headache, blurred vision, nasal obstruction.

How is BL6 needled?

Transverse insertion 0.5-1.0 cun.

Which meridian is BL6 on?

BL6 is a point on the Bladder Meridian (Zú Tài Yáng Páng Guāng Jīng).

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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.