Ingredient · E950

Acesulfamek

Source
Not animal-derived
Allergen
No
Role in food
Ace-K is used to provide sweetness with few or no calories. It is stable …

What is Acesulfamek?

Acesulfame potassium, often called Ace-K, is a high-intensity artificial sweetener. It is synthesized chemically and is about 200 times sweeter than table sugar. It is often blended with other sweeteners to create a more sugar-like taste.

Is Acesulfamek vegan?

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

Is Acesulfamek a major allergen?

Not a major allergen.

What is Acesulfamek used for?

Ace-K is used to provide sweetness with few or no calories.

Is Acesulfamek safe?

Acesulfame potassium is approved by the FDA as a food additive.

Why it's used

Ace-K is used to provide sweetness with few or no calories. It is stable under heat and in a wide range of pH conditions, making it suitable for baked goods and beverages. It is commonly found in diet sodas, sugar-free chewing gum, baked goods, and dairy products.

Health notes

Acesulfame potassium is approved by the FDA as a food additive. JECFA and EFSA have evaluated it and set acceptable daily intakes. Some studies have raised questions about its long-term effects, but regulatory bodies have generally found it safe for consumption within established limits. Some people report sensitivity to artificial sweeteners.

Allergen info

Not a major allergen.

Foods that contain Acesulfamek

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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.