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This is the Yuan-Source and Shu-Stream point of the Kidney channel and the single most important point for tonifying the Kidney, nourishing both Kidney yin and yang.
Location
On the medial aspect of the ankle, in the depression between the prominence of the medial malleolus and the Achilles tendon.
Anatomy
Anterior to the Achilles tendon; the posterior tibial artery and vein; the medial crural cutaneous nerve and the tibial nerve.
Actions & Functions
- Tonifies the Kidney and nourishes Kidney yin and yang
- Benefits essence (jing) and strengthens the lower back and knees
- Anchors the qi and benefits the Lung
- Regulates the uterus
Indications
Chronic lower back pain, weak knees, tinnitus and deafness, dizziness, nocturnal emission and impotence, irregular menstruation and infertility, chronic asthma, insomnia, and chronic sore throat.
Needling
0.3-0.5 cun, perpendicular insertion, avoiding the posterior tibial artery.
Moxibustion Suitability
Suitable for moxibustion to tonify and warm the Kidney.
Point Combinations
With BL-23 to tonify the Kidney; with KI-7 and LU-7 for chronic asthma; with SP-6 for the lower burner.
Classical Text References
The Yuan-Source, Shu-Stream (Earth) point of the Kidney, the chief tonification point of the Kidney.
Cautions & Contraindications
Avoid the posterior tibial artery.
Latest Research
Latest peer-reviewed research on this point will be summarised here, with citations linked to PubMed, via our research integration.
