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nam dee (น้ำดี / ดี)

seasoning / seasoning-nam-dee

ナムディー

Bile of cattle or buffalo, a yellow-green bodily fluid used alone or as an alternative to เพี้ย/ขี้เพี้ย to add bitterness to Northern Thai and Isan dishes such as larb khom.

On this page (8 sections)
  1. Overview
  2. Sources for this overview (3)
  3. Topic hubs
  4. Other names
  5. Follow the connections
  6. Related entries (10)
  7. Composition and content (2)
  8. How processing and cooking change it (1)
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Reading the bitterness

Nam dee (น้ำดี) is the Thai word for bile, a yellow-to-green bodily fluid found in most mammals. A food-media article about Isan (northeastern Thai) bitter-food culture gives this general physiological explanation, but does not detail where in cattle or buffalo the ingredient is collected, or how it is processed and used in cooking.

A 2020 document from the local culture office in Phrae Province, northern Thailand, records the local dish laap khom (ลาบขม) with the parallel wording 「ใส่เพี้ย(ขี้ในไส้)หรือใส่น้ำดีของวัว หรือควาย(เพี้ยすなわち腸内容物を入れる、あるいは牛や水牛のnam deeを入れる)」 (in translation: "add phia, meaning intestinal contents, or add bile from cattle or buffalo"). This wording presents phia and nam dee as alternative ingredients for the same bittering purpose. The document does not explain how one is chosen over the other.

A food-media article on bitter-food culture in another region, Isan, likewise discusses ดี (dee, bile) and เพี้ย (phia, intestinal contents) in sequence and groups them under the term 「ขมอ่ำหล่ำ」 (in translation: "rounded, mellow bitterness"). That article does not use the dish name laap khom, however; it discusses several dish groups, including laap, koi, and jaeo khom. It therefore does not directly document the same pairing within the same dish as the Phrae source.

An analysis of 3 commercial cattle-bile powder (oxgall) products used to test bile tolerance in lactic acid bacteria found taurocholic acid most abundant among conjugated bile acids and cholic acid most abundant among free bile acids. The analysis concerns commercial bile powders for lactic-acid-bacteria research, not the fresh cattle or buffalo bile itself used as nam dee.

Sources for this overview

  1. วัฒนธรรมรสขมอ่ำหล่ำของชาวอีสาน บ่ขมบ่แซ่บ!

    เสาวลักษณ์ เชื้อคำ (Saowaluck Chueakham) / / other / full text checked

    Checked for this overview: Confirmed the physiological definition of น้ำดี (nam dee) as a mammalian bodily fluid (bile). / Confirmed the context in which the Isan article discusses ดี (dee) and เพี้ย (phia) together.

  2. ลาบขม หรือ ลาบแป้

    สำนักงานวัฒนธรรมจังหวัดแพร่ (Phrae Provincial Cultural Office); submitted under the handle "แพร่" / 2020 / government document / full text checked

    Checked for this overview: Confirmed the parallel mention of เพี้ย (phia) and น้ำดี (nam dee) for bittering laap khom.

  3. Bile acid patterns in commercially available oxgall powders used for the evaluation of the bile tolerance ability of potential probiotics

    Hu Peng-Li; Yuan Ya-Hong; Yue Tian-Li; Guo Chun-Feng / 2018 / journal article / full text checked

    Checked for this overview: Composition analysis of conjugated and free bile acids in commercial cattle-bile powder.

Other names: น้ำดี (th), ดี (th), nam dee (th-Latn)

Follow the connections

nam dee (น้ำดี / ดี) →is used as an alternative to→ khi phia (เพี้ย / ขี้เพี้ย / น้ำเพี้ย)

nam dee (น้ำดี / ดี) →— composition→ 3α,7α,12α-trihydroxy-5β-cholan-24-oyltaurine

Structured claims — open a section to read each claim's confidence, evidence and limits

Composition and content (2)

nam dee (น้ำดี / ดี) is defined as A term for yellow-to-green bodily fluid (bile) found in most mammals.contextual

Scope: Explained as a general physiological definition within a food-media article about Isan bitter-food culture.

Note: This source does not detail handling as an ingredient, including the anatomical source or processing method.

「ดีคือของเหลวชนิดหนึ่งที่มีอยู่ในร่างกายของสัตว์เลี้ยงลูกด้วยนมส่วนใหญ่ค่ะ จะมีสีเหลืองๆ เขียวๆ」 (in translation: "Bile is a kind of fluid present in the bodies of most mammals; it is yellowish to greenish in color").
Limitations: Handling as an ingredient, including its anatomical source and processing, is not detailed here.
Source: วัฒนธรรมรสขมอ่ำหล่ำของชาวอีสาน บ่ขมบ่แซ่บ! (เสาวลักษณ์ เชื้อคำ (Saowaluck Chueakham)) · full text checked
Show dataseasoning-nam-dee —is_defined_as→ "A term for yellow-to-green bodily fluid (bile) found in most mammals."
claim: clm-nam-dee-definition / type: taxonomy / updated: 2026-09-01
nam dee (น้ำดี / ดี) — composition: 3α,7α,12α-trihydroxy-5β-cholan-24-oyltaurinepreliminary

Scope: Layer: Food (commercially available oxgall, 9 products of bovine-derived bile powder). This is not an analysis of raw bovine or buffalo bile itself used as the ingredient for nam dee, but rather an analysis of commercial bovine bile powder products circulated for lactic acid bacterial bile tolerance evaluation.

Note: Nam dee (bovine and buffalo bile) and the analyzed subject (commercially available bovine bile powder) may differ in source animal species, processing state, and origin; therefore, this is treated as indirect supporting evidence rather than a direct component measurement. Taurocholic acid and cholic acid have been identified in the existing assertion of uruka's bitter components (1982 study). This line shows only the composition of commercially available bile powder, not a measurement of the condiment itself.

"In each oxgall powder, TCA was the most abundant conjugated bile acid, followed by GCA, TDCA, GDCA, TCDCA, and GCDCA, whereas CA was the most abundant free bile acid, followed by DCA and CDCA."
Limitations: The analyzed subject was commercially available bovine bile powder used for lactic acid bacterial bile tolerance evaluation, not an analysis of buffalo bile or the raw bile itself actually used as nam dee.
Source: Bile acid patterns in commercially available oxgall powders used for the evaluation of the bile tolerance ability of potential probiotics (Hu Peng-Li; Yuan Ya-Hong; Yue Tian-Li; Guo Chun-Feng, 2018) · full text checked
Show dataseasoning-nam-dee —has_composition→ compound-taurocholic-acid
claim: clm-w71f2-namdee-bile-acid-composition / type: composition / updated: 2026-09-07

How processing and cooking change it (1)

nam dee (น้ำดี / ดี) is used as an alternative to khi phia (เพี้ย / ขี้เพี้ย / น้ำเพี้ย)contextual

Scope: A description of how to make larb khom (ลาบขม) in Phrae Province, using the side-by-side wording 「ใส่เพี้ย（ขี้ในไส้）หรือใส่น้ำดีของวัว หรือควาย」 (in translation: "add phia (intestinal contents) or add bile from cattle or buffalo").

In the same sentence, 「ใส่เพี้ย (ขี้ในไส้) หรือใส่น้ำดีของวัว หรือควาย」 (in translation: "add phia (intestinal contents) or add bile from cattle or buffalo") presents phia and bile as alternatives for bittering larb khom.
Limitations: This source does not establish criteria for choosing one over the other.
Source: ลาบขม หรือ ลาบแป้ (สำนักงานวัฒนธรรมจังหวัดแพร่ (Phrae Provincial Cultural Office); submitted under the handle "แพร่", 2020) · full text checked
Context: The article explains ดี (bile) and เพี้ย (intestinal contents) in succession and treats both as refined Isan bittering ingredients under the common expression 「ขมอ่ำหล่ำ」 (in translation: "rounded, mellow bitterness"). However, it does not use the dish name ลาบขม (larb khom) itself and refers only to the wider group of dishes ลาบ, ก้อย, ซอยจุ๊, and แจ่วขม.
Limitations: This is a different article and region (Isan) from the Phrae Province source (m-culture), so it does not directly show both ingredients listed for the same dish. The relation was therefore set to contextualizes to indicate supporting context.
Source: วัฒนธรรมรสขมอ่ำหล่ำของชาวอีสาน บ่ขมบ่แซ่บ! (เสาวลักษณ์ เชื้อคำ (Saowaluck Chueakham)) · full text checked
Show dataseasoning-nam-dee —is_alternative_to→ seasoning-khi-phia
claim: clm-nam-dee-alt-khi-phia / type: culinary / updated: 2026-09-01

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