Ingredient · E450(iii)

Sodium Acid Pyprophosphate

Source
Not animal-derived
Allergen
No
Role in food
This ingredient acts as a leavening agent in baked goods, helping them to rise. …

What is Sodium Acid Pyprophosphate?

Sodium acid pyrophosphate is a white powder made from reacting phosphoric acid with sodium compounds. It is a salt of pyrophosphoric acid, a form of phosphoric acid. It is commonly used as a food additive.

Is Sodium Acid Pyprophosphate vegan?

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

Is Sodium Acid Pyprophosphate gluten-free?

It does not contain gluten.

Is Sodium Acid Pyprophosphate a major allergen?

Not a major allergen.

What is Sodium Acid Pyprophosphate used for?

This ingredient acts as a leavening agent in baked goods, helping them to rise.

Is Sodium Acid Pyprophosphate safe?

Sodium acid pyrophosphate is generally recognized as safe (GRAS) by the FDA when used as a food additive.

Why it's used

This ingredient acts as a leavening agent in baked goods, helping them to rise. It is also used to help preserve the color of processed meats and seafood and to prevent cheese from separating. It is found in products like baked goods, processed meats, and instant potato mixes.

Health notes

Sodium acid pyrophosphate is generally recognized as safe (GRAS) by the FDA when used as a food additive. It is a source of phosphorus, an essential mineral. Excessive intake of phosphorus from all sources could be a concern for individuals with kidney disease. The Joint FAO/WHO Expert Committee on Food Additives (JECFA) has evaluated it and established an acceptable daily intake.

Allergen info

Not a major allergen. It does not contain gluten.

Foods that contain Sodium Acid Pyprophosphate

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Last updated: October 5, 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.