E950 - Acesulfame K
By the Daat team · Updated October 30, 2026
E950, acesulfame K, is a calorie-free sweetener about 200 times sweeter than sugar.
It almost never works alone. It is blended with aspartame (E951) or sucralose (E955) because the mix hides its slightly metallic aftertaste.
How common is it? 0.4% of the products we checked, 61 in all, led by chocolate and sweets.
E950 at a glance
| Fact | Value |
|---|---|
| Name | Acesulfame K |
| Function | Sweetener |
| Origin | Plant, mineral or synthetic |
| Vegan / vegetarian | Yes / Yes |
Is E950 vegan?
Yes. E950 has no animal source, so it suits both vegans and vegetarians.