Ingredient

Sodium Acid Pyrophophate

Source
Not animal-derived
Allergen
No
Role in food
It is often combined with baking soda to create a chemical leavening system in …

What is Sodium Acid Pyrophophate?

Sodium acid pyrophosphate is a white, crystalline powder that is a salt of pyrophosphoric acid. It is produced by heating sodium phosphate. It is commonly used as a leavening agent in baked goods.

Is Sodium Acid Pyrophophate vegan?

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

Is Sodium Acid Pyrophophate gluten-free?

It does not contain gluten.

Is Sodium Acid Pyrophophate a major allergen?

Not a major allergen.

What is Sodium Acid Pyrophophate used for?

It is often combined with baking soda to create a chemical leavening system in baked goods like cookies, cakes, and biscuits.

Is Sodium Acid Pyrophophate safe?

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

Why it's used

It is often combined with baking soda to create a chemical leavening system in baked goods like cookies, cakes, and biscuits. This combination produces carbon dioxide gas, which causes the dough to rise and become light and fluffy. It also acts as a buffering agent and can help maintain a desired pH in food products.

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, and excessive intake of phosphorus from all sources can be a concern for individuals with kidney disease. JECFA has evaluated it and set an acceptable daily intake. It is not known to cause adverse health effects at the levels typically found in food.

Allergen info

Not a major allergen. It does not contain gluten.

Foods that contain Sodium Acid Pyrophophate

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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.