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Ingredient Guide

🇺🇸 Acesulfame Potassium on Food Labels in US

Acesulfame Potassium is permitted with proper declaration in United States: declare as "acesulfame potassium or acesulfame K" in the ingredient list.

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What the Rule Is

Acesulfame potassium (Ace-K, E950) is a calorie-free sweetener about 200 times sweeter than sugar, usually blended with aspartame or sucralose, and heat-stable enough for baking. In United States, Acesulfame Potassium is regulated under FDCA & FSMA as a food sweetener. FDA approved under 21 CFR 172.800. Must be declared as "acesulfame potassium" or "acesulfame K" in ingredient list. No front-of-pack sweetener warning required.

What You Must Include
  • Declare as "acesulfame potassium or acesulfame K" in the ingredient list
  • Declare with functional class: "sweetener" and E-number E950
  • Review all compound ingredients for hidden sources
  • Cross-check all compound ingredients and sub-ingredients for hidden sources
Common Violations
  • Incorrect or missing declaration name — must use "acesulfame potassium or acesulfame K"
  • Using an ambiguous or abbreviated name that does not identify Acesulfame Potassium
  • Omitting the E-number E950 where required
  • Not updating the label after recipe changes involving this ingredient
  • Failing to check compound ingredients for hidden Acesulfame Potassium content
Examples: Compliant vs Non-Compliant

Compliant Examples

"sweetener: acesulfame potassium or acesulfame K"
"acesulfame potassium or acesulfame K" in ingredient list
Full ingredient line: "Ingredients: ... acesulfame potassium or acesulfame K ..."

Non-Compliant Examples

Using a synonym (Acesulfame K, E950) without the approved declaration name
Ingredient list with "Acesulfame Potassium" without functional class or E-number
"Natural [ingredient category]" without specific name where specific name is required
How LabelGuard Checks This

LabelGuard scans your label for Acesulfame Potassium and all its common names (Ace-K, Acesulfame K, E950, Sunett) to verify correct declaration, required E-numbers, and proper functional class labeling under US rules.

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Frequently Asked Questions

What is acesulfame potassium (E950)?

Acesulfame potassium (Ace-K, E950) is a calorie-free sweetener about 200 times sweeter than sugar, usually blended with aspartame or sucralose, and heat-stable enough for baking. It commonly appears in: Diet soft drinks, Sugar-free confectionery, Chewing gum, Protein bars, Tabletop sweeteners.

Is acesulfame potassium bad for you?

It is approved in all major markets, with an EU ADI of 9 mg/kg and a US ADI of 15 mg/kg body weight per day. Repeated regulatory reviews have found it safe at permitted levels; it is excreted unchanged rather than metabolised.

How must Acesulfame Potassium be declared on food labels in US?

Declare as "acesulfame potassium or acesulfame K" in the ingredient list. FDA approved under 21 CFR 172.800. Must be declared as "acesulfame potassium" or "acesulfame K" in ingredient list. No front-of-pack sweetener warning required.

What are the common synonyms and hidden sources of Acesulfame Potassium?

Acesulfame Potassium may appear under the following names: Ace-K, Acesulfame K, E950, Sunett, Sweet One. Common hidden sources include: Diet soft drinks, Sugar-free confectionery, Chewing gum, Protein bars, Tabletop sweeteners, Low-calorie desserts.

Is acesulfame potassium banned in US or other markets?

Requires mandatory warnings in: EU, UK.

Regulation Sources

Last updated: 2026-07-20

Disclaimer: This information is for guidance only and does not constitute legal advice. Always consult official regulations and seek professional legal advice for specific compliance questions.

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