Ingredient · E957

Thaumatin

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Source
Not animal-derived
Allergen
No
Role in food
Manufacturers use thaumatin as a high-intensity sweetener and flavor enhancer. It is often found …

What it is

Thaumatin is a protein that comes from the katemfe fruit (Thaumatococcus daniellii), which is native to West Africa. It is extracted from the fruit's arils and purified to create a sweetening agent.

Why it's used

Manufacturers use thaumatin as a high-intensity sweetener and flavor enhancer. It is often found in sugar-free or reduced-sugar products like beverages, chewing gum, and desserts.

Health notes

In the U.S., thaumatin is Generally Recognized As Safe (GRAS) for use as a sweetener. International bodies like JECFA and EFSA have evaluated thaumatin and determined it is safe for consumption. At typical intake levels, it is not associated with adverse health effects.

Allergen info

Thaumatin is derived from a fruit and is not one of the nine major allergens. It does not contain gluten.

Products containing Thaumatin

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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.