Ingredient · E262(ii)

Sodiumdiacetate

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Source
Not animal-derived
Allergen
No
Role in food
Manufacturers add sodium diacetate to foods as a preservative and to control acidity. It …

What it is

Sodium diacetate is a compound made from sodium acetate and acetic acid. It is a white crystalline powder that dissolves easily in water. It is often produced by reacting acetic acid with sodium bicarbonate or sodium hydroxide.

Why it's used

Manufacturers add sodium diacetate to foods as a preservative and to control acidity. It helps prevent the growth of bacteria and mold, extending the shelf life of products. It is commonly found in baked goods, processed meats, and snack foods.

Health notes

In the US, sodium diacetate is generally recognized as safe (GRAS) by the FDA for use as a food additive. It is used in small amounts and is not known to cause adverse health effects at typical consumption levels. International bodies like JECFA have also evaluated its safety. Evidence does not suggest significant health concerns associated with its use as intended in food.

Allergen info

Sodium diacetate is not derived from any of the nine major allergens recognized by the FDA. It does not contain gluten.

Products containing Sodiumdiacetate

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Last updated: September 28, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.