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Cornstarch

Cornstarch is a refined starch flour commonly used for thickening and light coating in cooking.

Cornstarch — illustrative ingredient image

About Cornstarch

Corn starch is the fine, white powder separated from the starchy portion of corn and milled into a smooth, nearly flavorless ingredient. It is distinct from corn flour or cornmeal because it contains primarily the extracted starch rather than the ground grain’s broader components.

In cooking, it is dispersed in cool liquid before being heated to thicken sauces, soups, gravies, custards, and pie fillings. It can also provide a light coating for frying or help produce a tender, crisp texture in baked goods.

It is usually sold as a dry powder in packages or bulk form. When heated with liquid, it loses its loose powder form and contributes thickening and body; when used dry as a coating, it can remain a separate surface layer until cooking.

Ingredient type
flour

Forms & related ingredients

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Where cornstarch appears

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Desserts

Ingredient connections awaiting review · Coverage is still growing, including packaged snacks.

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

Local names for cornstarch

Names and romanised forms to recognise on menus and labels.

English

Corn starch

English

cornstarch

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

Cornstarch nutrition & diet

Cornstarch nutritional value

Cornstarch

Per 100 g of the edible portion in the recorded food form.

Calories
381kcal
Protein
0.3g
Carbs
91.3g
Fat
0.1g

Per 100 g of the named reference food. Preparation, cultivar and product formulation can change these values; use the stated form when comparing.

Portions & preparation

Identify pure cornstarch versus a seasoned coating or thickening blend, and distinguish dry powder from prepared sauce. Portion is usually small but recipe context matters because added oil, sugar, broth, dairy, or other ingredients can materially change the finished food.

Compare the right form: Match the reference to pure dry cornstarch, not corn flour, cornmeal, or a seasoned coating; for sauces, match the complete recipe.

Diet considerations

Cornstarch is a plant-derived cereal starch. Compatibility changes when it is combined with wheat flour, dairy, egg, animal stock, sweeteners, or seasonings. As a refined thickener, its portion-dependent carbohydrate pattern differs from whole-kernel corn and from a finished coated or sauced dish.

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

Dietary compatibility

  • Vegan
    Typically compatible
  • Vegetarian
    Typically compatible
  • Pescatarian
    Typically compatible
  • Keto
    Depends on the version
  • Paleo
    Typically incompatible
  • Low-carb
    Depends on the version
  • Halal
    Not established
  • Kosher
    Not established
What these diet assessments mean
Vegan · Typically compatible
The plain ingredient profile is plant, fungal or mineral based. Added ingredients in a prepared product need a separate check.
Vegetarian · Typically compatible
The plain ingredient profile is plant, fungal or mineral based. Added ingredients in a prepared product need a separate check.
Pescatarian · Typically compatible
The plain ingredient profile is plant, fungal or mineral based. Added ingredients in a prepared product need a separate check.
Keto · Depends on the version
Compatibility depends on the portion and preparation. A sourced carbohydrate amount for a defined serving is not available.
Paleo · Typically incompatible
This profile falls outside the conventional paleo pattern used here (grains and pseudograins, legumes, dairy or refined sugar).
Low-carb · Depends on the version
Compatibility depends on the portion and preparation. A sourced carbohydrate amount for a defined serving is not available.
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: USDA FoodData Central — Cornstarch ↗. 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: .