LI 2

Acupuncture Point Theory

LI 2 Acupuncture Point Applications and Theory

The acupuncture point "LI 2" , 二間, is represented by "Er Jian" in pinyin and "Second Space" in english and may be found:

On the radial side of the index finger distal to the 2nd metacarpophalangeal joint in a depression at the border of the red and white skin.


Of many possible clinical applications, it may be considered to influence the following issues/symptoms:

  • Shown to increase saliva production and to effect the areas of the brain involved in saliva production. Useful for dry mouth (xerostomia).
  • LI 2 & LI 3 are not used often clinically as LI 4 & LI 11 have broader applications.
  • Sedation Point and Ying Spring Point, treats excess and clears heat from opposite end of the channel, for toothache, eye redness and pain, gum inflammation, sore throat.  


Li 2 has the following theoretical associations which serve as important guideposts in designing an effective treatment protocol:

LI 2 may potentially be used, in coordination with a well designed acupuncture treatment protocol, to influence the following conditions: Eye Problems, Sore Throat and/or Toothache

While not necessarily valid clinically, EX Baxie (Issues of the hand - pain, spasm, numbness. Menti…) and EX Luozhen (Acute issues of the neck - strain, sprain, whipla…) are nearby.

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