Wondering whether Aspartame or Stevia is safer? We compared both ingredients based on independent research, regulatory status, and known health effects.
Quick Verdict
Stevia is the safer choice based on current research.
Side-by-Side Comparison
Factor
Aspartame
Stevia
Safety Rating
⚠️ Use With Caution
✅ Generally Safe
Safety Score
60/100
90/100
Category
artificial sweeteners
artificial sweeteners
About Aspartame
An artificial sweetener found in diet sodas and sugar-free products. Controversial due to cancer classification debates.
About Stevia
A natural zero-calorie sweetener from the stevia plant. Generally considered safe with no major health concerns.
Aspartame vs Stevia: Key Differences
Aspartame is rated caution while Stevia is rated safe
Aspartame falls under the artificial sweeteners category
Stevia falls under the artificial sweeteners category
There is a 30-point safety difference between them
Which Should You Choose?
Based on available research, Stevia appears to be the safer option. However, individual sensitivities vary — scan any product with the free CheckIt app to get a personalized safety assessment.
An artificial sweetener found in diet sodas and sugar-free products. Controversial due to cancer classification debates.
Is Stevia safe to eat?
A natural zero-calorie sweetener from the stevia plant. Generally considered safe with no major health concerns.
Which is healthier: Aspartame or Stevia?
Stevia has a better safety profile based on current research. Use the CheckIt app to scan products containing either ingredient for a detailed breakdown.
Can I avoid both Aspartame and Stevia?
Yes! The CheckIt app can filter products by specific ingredients you want to avoid. Scan any product to see all ingredients instantly.