Tetrapotassium Diphosphate
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What it is
Tetrapotassium diphosphate is a white, crystalline powder. It is a salt made from phosphoric acid and potassium. It is manufactured through a chemical process.
Why it's used
Manufacturers use tetrapotassium diphosphate to help stabilize foods and prevent separation, especially in dairy-based products like puddings. It can also act as an emulsifier, helping to blend ingredients that don't normally mix, and as a buffering agent to control acidity. It is commonly found in desserts, processed meats, and seafood.
Health notes
Tetrapotassium diphosphate is generally recognized as safe (GRAS) by the FDA for use in food. It is a source of potassium and phosphate, which are essential minerals. International bodies like JECFA have evaluated it. When consumed in typical amounts found in food, it is not associated with adverse health effects.
Allergen info
Tetrapotassium diphosphate is not derived from any of the nine major allergens recognized by the FDA. It does not contain gluten.