Stomach Meridian

Taiyi ST23: Nomenclature, Location, Functions, Indications



Tai: great Yi: one of the Ten Heavenly Stems
The centre was considered as Taiyi in ancient times. Taiyi is the Central Palace of Hetu (The eight Diagrams). The spleen is at the centre, of the abdomen and is likened to Tai yi. The point is on the stomach, corresponding tot he centre of the abdomen.
Point: ST-23
Chinese Name: 太乙
English Name/Meaning: Supreme Unity
Pinyin: tài yǐ
Han Geul 한글: tae eul 태을
Romaji: tai itsu(?)
Vietnamese: Thái ất


On the abdomen, 2 cun above the umbilicus, 2 cun lateral to Xiawan (REN10).
On the abdomen, 2 cun lateral to the midline and 2 cun superior to the umbilicus.

Functions and indications of Taiyi:

  • Tonifies spleen and harmonizes stomach so is beneficial in gastrointestinal disorders like gastric pain, bloating abdominal distension.
  • Clears heart and quiets spirit. So, is beneficial in psycho-emotional problems like manic depression, agitation, and mad walking, epilepsy, tongue thrusting, anxiety focused both on the chest and abdomen, accompanied by palpitations, tightness of the chest, abdominal pain and diarrhea.


Puncture perpendicularly 0.7 to 1 cun.


In thin subjects, deep needling may penetrate the peritoneal cavity.


Dr. Ishwar Gyawali is Consultant Acupuncturist and Ayurveda Physician from Kathmandu, Nepal. He had completed BAMS (Bachelor of Ayurveda Medicine and Surgery), a five and half year course on Ayurveda Medicine from Kirtipur Campus affiliated to Tribhuvan University ,Institute Of Medicine, Nepal under scholarship in 2011. He had completed his MD in TCM from Nanjing University Of Chinese Medicine in 2016 under scholarship of Ministry of Education, Nepal. With an experience of Serving for Government of Nepal for 2 years and private practise for more than 5 years, he has sound knowledge in Ayurveda as well as Chinese Medicine. He is a registered Doctor in NAMC (Nepal Ayurveda Medical Council ) both as a physician as well as TCM/Acupuncture Specialist.