LI7 Warm Flow

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

LI7 (Wēn Liú, “Warm Flow”) is the Xi-cleft point of the Large Intestine Meridian. It is located on the radial side of the forearm, 5 cun proximal to LI5 (Yáng Xī), on the line connecting LI5 and LI11 (Qū Chí). It clears heat, detoxifies, alleviates pain.

Location

On the radial side of the forearm, 5 cun proximal to LI5 (Yáng Xī), on the line connecting LI5 and LI11 (Qū Chí).

Needling

Perpendicular insertion 0.5-1.0 cun. Avoid the radial artery.

⚠ Major vessel/nerve nearby — palpate first; avoid deep insertion (near the radial artery).

TCM functions

Clears heat, detoxifies, alleviates pain.

Indications

Headache, facial swelling, sore throat, abdominal pain, pain in the arm.

Xi-cleft

Clinical notes

As the Xi-cleft point of the Large Intestine meridian, LI7 is primarily used for acute conditions and pain along the channel, especially in the arm and shoulder. It excels at clearing heat and detoxifying, making it effective for acute intestinal disorders like dysentery and appendicitis, as well as severe sore throat and facial swelling. Its name 'Warm Flow' suggests its ability to regulate the flow of Qi and blood, addressing both excess and deficiency patterns. It is often paired with LI4 for strong analgesic effects in acute pain.

On the Large Intestine channel

LI7 is one of 20 points on the Large Intestine Meridian. Nearby points:

Frequently asked questions

Where is LI7 located?

LI7 (Wēn Liú) is located on the radial side of the forearm, 5 cun proximal to LI5 (Yáng Xī), on the line connecting LI5 and LI11 (Qū Chí).

What is LI7 used for?

LI7 clears heat, detoxifies, alleviates pain. Common clinical indications include headache, facial swelling, sore throat, abdominal pain, pain in the arm.

How is LI7 needled?

Perpendicular insertion 0.5-1.0 cun. Avoid the radial artery. Caution: ⚠ Major vessel/nerve nearby — palpate first; avoid deep insertion (near the radial artery).

Which meridian is LI7 on?

LI7 is a point on the Large Intestine Meridian (Shǒu Yángmíng Dàcháng 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.