Sweetener · CAS 55589-62-3 · EU E950
Acesulfame Potassium (Ace-K)
FDA status: Approved. EU: Approved. No U.S. state has enacted a specific ban yet.
According to the U.S. Food and Drug Administration, Acesulfame Potassium (Ace-K) is FDA-approved, and no U.S. state has moved to restrict it independently of federal policy. Its composite safety score is 3 out of 5 (Mixed Evidence), and the European Union separately classifies it as approved.
The verdict
Acesulfame Potassium (Ace-K) is FDA-approved, and no U.S. state has moved to restrict it.
- 3/5
- Mixed Evidence
- Approved
- FDA status
- Approved
- EU status
- 0
- state regulations
Regulatory snapshot
Acesulfame Potassium (Ace-K): composite 3/5 (Mixed Evidence) with FDA Approved and EU Approved.
| Property | Value | Source |
|---|---|---|
| CAS Number | 55589-62-3 | CAS Registry |
| FDA Status | Approved | FDA SAFFA |
| EU Status | Approved | EC 1333/2008 |
| E-Number | E950 | EU additive register |
| Category | Sweetener | FDA functional class |
| Composite Safety Score | 3 / 5 (Mixed Evidence) | PlainIngredients methodology |
| EFSA ADI | Not established | EFSA scientific opinion |
| U.S. State Actions | 0 states | State legislative records |
| Tracked Products | Not yet tracked | Open Food Facts (US) |
Values reflect official agency classifications as published by the U.S. Food and Drug Administration and the European Union's regulatory framework. See our methodology for scoring details.
What is Acesulfame Potassium (Ace-K)?
Artificial sweetener 200x sweeter than sugar.
Health Concerns
- CSPI rates as "avoid." Some cancer and thyroid concerns.
Common Uses
Catalog-profile peer axes
Nationwide catalog-profile peers for Acesulfame Potassium (Ace-K)
Product-count (0) and safety-score (3/5) peer columns, disjoint link sets.
Score 3/5 peers (≥50 OFF products)
Nearest other additives by PlainIngredients safety score (floored at ≥50 tracked products), distinct from the count row.
Frequently Asked Questions
Is Acesulfame Potassium (Ace-K) safe to consume?
Acesulfame Potassium (Ace-K) scores 3/5 (Mixed Evidence). FDA status is Approved. The mixed-evidence band means federal approval and remaining open questions coexist, read the health-concern and state-action rows before treating the score as a green light.
What is Acesulfame Potassium (Ace-K) used for in food?
Acesulfame Potassium (Ace-K) is commonly used as: Diet soda, protein shakes, baked goods. It belongs to the Sweetener category of food additives.
What health concerns are associated with Acesulfame Potassium (Ace-K)?
Research has identified the following health concerns for Acesulfame Potassium (Ace-K): CSPI rates as "avoid." Some cancer and thyroid concerns.. These findings inform its safety score of 3/5. Consult a healthcare provider for personalized guidance, especially if you have pre-existing conditions.