Aspartame is a low-calorie sweetener that is about 200 times sweeter than table sugar and often used as a sugar substitute.
Aspartame
Found In
- Diet sodas
- Flavored water
- Low-calorie desserts
- Medications, like chewable vitamins or cough syrups
- Sugar-free gums
Also Known As
- AminoSweet
- Equal
- Nutrasweet
- Sugar Twin
The Beverage Bottom Line
Aspartame is authorized for use in the U.S., Europe and Canada.
This ingredient may have authorizations in countries not included on this site.
International Assessments and Authorizations

U.S. Food And Drug Administration (FDA)
Safe for intended uses. (FDA Approved)
In 2023, FDA reaffirmed the safety of aspartame.
* On-product label must bear the following statement: ‘PHENYLKETONURICS: CONTAINS PHENYLALANINE.’

European Food Safety Authority (EFSA)
Safe for intended uses.
* On-product label must bear the following statement when aspartame is declared: ‘contains a source of phenylalanine.’

Health Canada
Safe for intended uses.
* On-product label must bear the following statement: ‘contains phenylalanine.’
This page was last updated on 6/30/2025.