KI5 Shuiquan translates to 'Water Spring'

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

KI5 (Shuiquan, “Shuiquan translates to 'Water Spring'”) is the Xi-Cleft point of the Kidney Meridian point of the Kidney Channel Meridian. It is located on the medial aspect of the foot, in a depression 1 cun directly inferior to Taixi (KI3), on the anterosuperior aspect of the calcaneus. It regulates menstruation, clears deficiency heat, benefits urination.

Location

On the medial aspect of the foot, in a depression 1 cun directly inferior to Taixi (KI3), on the anterosuperior aspect of the calcaneus.

Needling

Perpendicular insertion 0.3-0.5 cun.

TCM functions

Regulates menstruation, clears deficiency heat, benefits urination..

Indications

Irregular menstruation, amenorrhea, excessive menstruation, uterine prolapse, painful urination, dribbling urination, abdominal pain, heart pain below the chest after menses, dim vision, inability to see far..

Xi-Cleft point of the Kidney Meridian

Clinical notes

As the Xi-Cleft point of the Kidney channel, Shuiquan is primarily used for acute conditions, particularly those involving blood and the uterus. It is a key point for regulating menstruation, whether it is absent, late, or excessively heavy, often with associated pain. Its ability to treat urinary difficulty and uterine prolapse further highlights its strong action on the Lower Jiao.

On the Kidney Channel channel

KI5 is one of 27 points on the Kidney Channel Meridian. Nearby points:

Frequently asked questions

Where is KI5 located?

KI5 (Shuiquan) is located on the medial aspect of the foot, in a depression 1 cun directly inferior to Taixi (KI3), on the anterosuperior aspect of the calcaneus.

What is KI5 used for?

KI5 regulates menstruation, clears deficiency heat, benefits urination. Common clinical indications include irregular menstruation, amenorrhea, excessive menstruation, uterine prolapse, painful urination, dribbling urination, abdominal pain, heart pain below the chest after menses, dim vision, inability to see far.

How is KI5 needled?

Perpendicular insertion 0.3-0.5 cun.

Which meridian is KI5 on?

KI5 is a point on the Kidney Channel Meridian (Zú Shàoyīn Shènjīng).

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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.