Ingredient · E331(iii)

Trisodium Citrate Dihydrate

Source
Not animal-derived
Allergen
No
Role in food
Manufacturers add trisodium citrate dihydrate to foods as an acidity regulator, emulsifier, and preservative. …

What is Trisodium Citrate Dihydrate?

Trisodium citrate dihydrate is a form of sodium citrate, a salt derived from citric acid. Citric acid is found naturally in citrus fruits like lemons and limes. It is produced commercially through the fermentation of carbohydrates by specific molds.

Is Trisodium Citrate Dihydrate vegan?

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

Is Trisodium Citrate Dihydrate a major allergen?

Not a major allergen.

What is Trisodium Citrate Dihydrate used for?

Manufacturers add trisodium citrate dihydrate to foods as an acidity regulator, emulsifier, and preservative.

Is Trisodium Citrate Dihydrate safe?

Trisodium citrate dihydrate is generally recognized as safe (GRAS) by the FDA.

Why it's used

Manufacturers add trisodium citrate dihydrate to foods as an acidity regulator, emulsifier, and preservative. It helps prevent spoilage, stabilize mixtures, and control pH levels. It is commonly found in dairy products, jams, jellies, and processed cheeses.

Health notes

Trisodium citrate dihydrate is generally recognized as safe (GRAS) by the FDA. It is a common food ingredient and is not associated with adverse health effects when consumed in typical amounts. International bodies like JECFA and EFSA have evaluated it and found it acceptable for use.

Allergen info

Not a major allergen.

Foods that contain Trisodium Citrate Dihydrate

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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.