Ingredient · E450(iii)

Sodium Acid

Source
Not animal-derived
Allergen
No
Role in food
Sodium acid pyrophosphate is used as a leavening agent in baked goods like cookies …

What is Sodium Acid?

Sodium acid pyrophosphate is a white, crystalline powder. It is a salt made from sodium and phosphoric acid. It is often used in processed foods.

Is Sodium Acid vegan?

Sodium Acid is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is Sodium Acid gluten-free?

It does not contain gluten.

Is Sodium Acid a major allergen?

Sodium acid pyrophosphate is not derived from any of the 9 major allergens.

What is Sodium Acid used for?

Sodium acid pyrophosphate is used as a leavening agent in baked goods like cookies and cakes, helping them to rise and become fluffy.

Is Sodium Acid safe?

Sodium acid pyrophosphate is generally recognized as safe (GRAS) by the FDA for use in food.

Why it's used

Sodium acid pyrophosphate is used as a leavening agent in baked goods like cookies and cakes, helping them to rise and become fluffy. It also acts as a preservative, preventing discoloration in processed potatoes and seafood.

Health notes

Sodium acid pyrophosphate is generally recognized as safe (GRAS) by the FDA for use in food. It is also approved as a food additive in the EU. JECFA has evaluated it and established an acceptable daily intake. It is not known to cause adverse health effects when consumed in typical amounts found in food.

Allergen info

Sodium acid pyrophosphate is not derived from any of the 9 major allergens. It does not contain gluten.

Foods that contain Sodium Acid

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Auto-generated content. This description was generated automatically and is pending editorial review. Inaccuracies are possible. Found a mistake? Contact us.

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.