acesulfame potassium

chemistry

Also known as: Sunette

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Last updated

July 23, 2026

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Acesulfame potassium, also known as acesulfame-K or Ace-K, is a white crystalline powder with the chemical formula C₄H₄KNO₄S. It is a cyclic organic potassium salt that is significantly sweeter than sucrose and is used as a noncaloric sweetener in foods and beverages. Acesulfame-K is known for its stability, retaining its sweetness during normal baking temperatures and when combined with acidic ingredients. It was first used in 1982.12

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sweetener
Acesulfame potassium (marketed as Sunette) was approved in the United States in 1988. It is about 130–200 times as sweet as sucrose, has good shelf life and high stability, and was initially used in dry food mixes.
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Acesulfame potassium (marketed as Sunette) was approved in the United States in 1988. It is about 130–200 times as sweet as sucrose, has good shelf life and high stability, and was initially used in dry food mixes.
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food additive
Sweeteners
aspartame, and acesulfame K.
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aspartame, and acesulfame K.
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