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Sudachi

Small tart Japanese citrus used as a finishing squeeze.

Sudachi — illustrative ingredient image

About Sudachi

Sudachi is a small Japanese citrus fruit used chiefly for its sharply tart juice. It is commonly squeezed over grilled fish, noodles, hot pots, sashimi, and other dishes as a finishing accent. The fruit is related to other sour green citrus used in Japanese cooking but has its own characteristic aroma.

The juice is bright, tart, and fragrant, with a clean citrus bitterness that can become more pronounced from the peel. Whole fruit is firm and juicy, while cut fruit releases juice readily. Green sudachi is especially associated with a sharp, aromatic flavour; riper fruit may become less intensely sour and more yellow.

Sudachi is commonly seen as small round green fruit, sold whole or as bottled juice. To use it fresh, cut it and squeeze the juice over food; finely grated peel can also add aroma. Bottled juice is convenient but may differ in freshness and intensity from juice expressed just before serving.

Ingredient type
whole food

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Where sudachi appears

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Name examples awaiting language review. Confirm the specific food or product.

Local names for sudachi

Names and romanised forms to recognise on menus and labels.

English

sudachi

Available names only. Languages may be spoken in other countries; a name alone does not identify every ingredient in a dish.

Sudachi nutrition & diet

Sudachi nutritional value

Citrus, "Sudachi", juice, fresh — MEXT 07079

Per 100 g of the edible portion in the explicitly named reference form.

Calories
29kcal
Protein
0.5g
Carbs
6.6g
Fat
0.1g

Per 100 g edible portion. Values use MEXT 2023 with March 2026 corrections; the English food name is matched by food code from the official English edition. Carbohydrate is total carbohydrate by difference. Values in parentheses in the source are estimates reported by MEXT. This reference does not cover other preparations or brands.

Portions & preparation

Identify whether the edible portion is fresh sudachi juice, wedges, zest, or whole fruit, since these forms are not interchangeable. Record seeds and peel treatment. A finishing squeeze contributes differently from a sweetened drink, sauce, preserve, or dessert containing additional ingredients.

Compare the right form: Match references to identified sudachi juice, pulp, peel, or whole fruit, with fresh preparation and edible portion clearly specified.

Diet considerations

Sudachi is a plant-derived Japanese citrus fruit. Compatibility changes when juice or zest is combined with fish sauce, dairy, eggs, meat, alcohol, or sweeteners. It may accompany cereal-based dishes or coated foods, but the citrus itself does not define those additions. Portion and form affect the carbohydrate pattern of the complete recipe.

AI-authored reading notes · Awaiting editorial review. Measured values, where available, have a separate source above.

Dietary compatibility

  • Vegan
    Not established
  • Vegetarian
    Not established
  • Pescatarian
    Not established
  • Keto
    Not established
  • Paleo
    Not established
  • Low-carb
    Not established
  • Halal
    Not established
  • Kosher
    Not established
What these diet assessments mean
Vegan · Not established
The available profile does not establish the full composition or processing for this dietary pattern.
Vegetarian · Not established
The available profile does not establish the full composition or processing for this dietary pattern.
Pescatarian · Not established
The available profile does not establish the full composition or processing for this dietary pattern.
Keto · Not established
A defined serving and sourced carbohydrate data are needed before assessing this dietary pattern.
Paleo · Not established
The ingredient form and processing have not been assessed against this dietary pattern.
Low-carb · Not established
A defined serving and sourced carbohydrate data are needed before assessing this dietary pattern.
Halal · Not established
Sourcing, processing and any applicable certification have not been verified. A food name alone does not establish halal status.
Kosher · Not established
Sourcing, processing and any applicable certification have not been verified. A food name alone does not establish kosher status.

For the plain ingredient · Awaiting review. Diet compatibility is not allergy suitability or halal/kosher certification. Keto and low-carb depend on the portion.

Reviewed ingredient entryIngredient reference · Preparations vary

AI-generated illustration for visual context. It does not identify a particular product or establish allergen content.

Sources & review

Nutrition reference: MEXT Standard Tables of Food Composition in Japan, 2023 supplement, corrected March 2026 ↗. Values are scaled from 100 g of the recorded edible form. Individual portions have no assumed fixed weight.

Expanded overview, name examples and nutrition notes are database drafts awaiting editorial review. Numeric nutrition values, where shown, have their own source and food-form reference.

The ingredient description and dish connections come from the draft catalogue and may change after review.

Last recorded verification: .