Kidney Meridian

Rangu KI2 : Nomenclature, Location, Function, Indication



Ran: Tuberosity of the naviculer bone Gu: valley
Ranggu is in the depression below the tuberosity of the navicular bone, as in a valley.

Point: KI2
Chinese Name: 然谷
Name: Rangu
English Name/Meaning: Nature Valley
Pinyin: rán gǔ
Han Geul 한글: yeon gok 연곡
Romaji: nen koku
Vietnamese: Nhiên cốc


On the medial border of the foot, inferior to the tuberosity of the navicular bone, at the junction of the red and white skin.


  • Clears kidney heat/fire -strongest point on KI channel to clear deficiency heat from Kidney ( inflammation of throat, hemoptysis, diabetes, thirst, dryness).
  • Regulate the lower Jiao ( genital itching, prolapse uterus, menses).

Indications of Rangu:

  • Rangu is main point for reproductive problems: irregular menstruation, prolapsed uterus, pruritus vulvae, morbid leucorrhea, seminal emission, difficulty in urination.
  • Diarrhea, Diabetes;
  • Tetanus or lockjaw, Sore and swollen throat, Hemoptysis.


Puncture perpendicularly 0.5-0.8 cun.


Ying-Spring Point.
Good for plantar fasciitis.


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.

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