Small Intestine MeridianSI1

Shaoze 少澤

For reference only · not a substitute for diagnosis or treatment

Short answer

Little finger, on the outer (ulnar) side of the last joint, just behind the nail corner.

Jing-well point (Metal)

See it in 3DRotate the body and peel back the skin to see the bones and muscles beneath.
Open the 3D Acupoint Map →

🖼See it in pictures

Shaoze — ① Where on the body? — **① Where on the body?**

Shaoze — Textbook view — skin on the left, muscle and bone underneath on the right — **Textbook view — skin on the left, muscle and bone underneath on the right**
Location and structures come from our 3D model; only the drawing style was refined with AI. Labels are added by us.

Shaoze — ③ Under the skin — **③ Under the skin**
Distal phalanx of little finger

Rendered straight from the 3D model at the computed location. The glowing ring marks Shaoze.

On this page

Where is Shaoze?
How do I find it on my body?
Before you press
How has it been used traditionally?
Classical text
FAQ

1Where is Shaoze?

Little finger, on the outer (ulnar) side of the last joint, just behind the nail corner.

It is where a line along the outer nail edge meets a line along the nail base, 0.1 finger-cun from the corner.

Beneath the point

Distal phalanx of little finger

Our 3D measurement · In our 3D model: the nail base was taken at 35% of the length of the little finger's distal phalanx; the point is 0.1 finger-cun (2.1 mm) outside its ulnar, nail-side corner.

2How do I find it on my body?

Back of the hand up, look at the little fingernail.
Picture a line along its outer edge.
Picture a second line along the nail base.
Press where the two lines cross.

📖 Words explained

distal phalanx of little finger: The last bone at the tip of the little finger. The fingernail lies on it.

3Before you press

⚠ Do not press when

Avoid broken or swollen skin and press only to a comfortable level.
Acupressure is not a substitute for medical care.
If someone collapses or is not fully conscious, call emergency services at once; do not try acupressure.

4How has it been used traditionally?

Classified as the Jing-well (Metal) point and first point of the Small Intestine meridian — a historical classification, not a claim of effect.
The name joins shao (small, young) and ze (marsh, pool).

From traditional texts — not a claim of effect.

5Classical text

Donguibogam (Heo Jun, 1613), Acupuncture and Moxibustion, "Shaoze"

一名少吉在手小指之端外側去爪甲角下如韭葉手太陽脈之所出爲井 …《銅人》

① Also called Shaoji. On the outer side of the little fingertip, about a leek leaf's width below the corner of the nail. Where the Hand Taiyang channel emerges, which makes it the Jing-well point (Tongren Shuxue Zhenjiu Tujing).

Source tags as given in the Donguibogam: Tongren = Tongren Shuxue Zhenjiu Tujing (1026).
The garbled glyph 堛 in the Wikisource text has been corrected to 韭 (leek).
The Zhenjiu Jiayi Jing writes the alternative name as 小吉.
"…" marks the needling depth and moxa count, left out because they are for licensed practitioners.

Original text as written · translation is ours.

?FAQ

Where exactly is Shaoze?

Little finger, on the outer (ulnar) side of the last joint, just behind the nail corner. It is where a line along the outer nail edge meets a line along the nail base, 0.1 finger-cun from the corner.

How do I find Shaoze?

Back of the hand up, look at the little fingernail. Picture a line along its outer edge. Picture a second line along the nail base. Press where the two lines cross.

What should I watch out for?

Avoid broken or swollen skin and press only to a comfortable level. Acupressure is not a substitute for medical care. If someone collapses or is not fully conscious, call emergency services at once; do not try acupressure.

← Previous meridianShaochong · HT9 Next →Qiangu · SI2

Sources

Location: WHO Standard Acupuncture Point Locations in the Western Pacific Region (2008), p. 88
Standard comparison: Chinese national standard GB/T 12346-2021 (Nomenclature and location of meridian points), p. 15
Korean anatomical terms: KMLE medical dictionary (Korean Medical Association terms)
Classification source: Lingshu ch. 2 (Ben Shu) for the five transport points; Nanjing ch. 64 for the phases
Traditional use: Hyeoljari Seodang (Bookdramang, 2015; Korean), ch. 6 "Shaoze" and appendix (Yixue Rumen indications)
Classical text: Donguibogam, Acupuncture and Moxibustion, "Shaoze" — Wikisource public edition (garbled glyph 堛 corrected to 韭)
Indications: Yixue Rumen vol. 1 (Wikisource)
Classification and traditional-use cross-check: AcuAtlas dataset (CC BY 4.0)

Positions computed from the WHO standard locations (2008) on Z-Anatomy (CC BY-SA 4.0) · BodyParts3D © DBCLS. For reference only — not a substitute for diagnosis or treatment. See a clinician if you are unwell.