Ingredient · E450(iii)

Tetrasodium Pyrophosphate

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Source
Not animal-derived
Allergen
No
Role in food
Manufacturers use tetrasodium pyrophosphate as a buffering agent, emulsifier, sequestrant, and leavening agent. It …

What it is

Tetrasodium pyrophosphate is a synthetic inorganic salt made from phosphoric acid. It is a white powder that dissolves in water. It is often produced by heating sodium phosphate.

Why it's used

Manufacturers use tetrasodium pyrophosphate as a buffering agent, emulsifier, sequestrant, and leavening agent. It helps prevent separation in dairy products, can improve the texture of processed meats and seafood, and is used in baking powders.

Health notes

Tetrasodium pyrophosphate is generally recognized as safe (GRAS) by the FDA for use as a food additive. It is a source of phosphorus, an essential mineral. The Joint FAO/WHO Expert Committee on Food Additives (JECFA) has evaluated tetrasodium pyrophosphate and established an acceptable daily intake. It is not known to cause adverse health effects at the levels typically found in food.

Allergen info

Tetrasodium pyrophosphate is not derived from any of the nine FDA major allergens. It does not contain gluten.

Products containing Tetrasodium Pyrophosphate

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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.