Aspartame Side Effects

Aspartame is a artificial sweetener with 3 high-severity side effects. Found in 7 products in our database. FDA approved as GRAS.

6
Known Side Effects
7
Products Contain It
3
High Severity
4
Safer Alternatives

What Is Aspartame?

Aspartame is one of the most widely used artificial sweeteners globally, found in over 6,000 products. In 2023, the WHO's cancer research agency (IARC) classified it as 'possibly carcinogenic to humans.' It is dangerous for people with phenylketonuria (PKU).

Also known as:
NutraSweetEqualE951APM

Known Side Effects

High Risk Headaches and migraines
High Risk IARC classified as 'possibly carcinogenic' (Group 2B) in 2023
Moderate Dizziness and mood changes
Moderate Digestive issues (bloating, diarrhea)
Moderate Seizures in susceptible individuals
High Risk Phenylketonuria (PKU) risk — dangerous for people with PKU

Regulatory Status

🇺🇸 FDA Status

FDA approved as GRAS. ADI of 50mg/kg body weight. Required PKU warning label.

🇪🇺 EU Status

Legal. EFSA confirmed ADI of 40mg/kg. Required PKU warning on labels.

Scientific References

  1. WHO/IARC classification as Group 2B carcinogen (July 2023)
  2. Ramazzini Institute studies on cancer in rats
  3. JECFA maintained ADI of 40mg/kg body weight
  4. Multiple clinical reports of headache and migraine triggers

Products Containing Aspartame (7 found)

These products were found to contain aspartame or its variants in our database of 26,000+ grocery products.

#ProductBrandScore
1Fit&active on the go lemonade drink mixUnknown24/100
2Dr Pepper Zero SugarDr Pepper36/100
3Multihealth FiberMetamucil49/100
4MARKET PANTRY, SUGAR FREE DRINK MIX, STRAWBERRY LEMONADE, STRAWBERRY LEMONADETarget Stores68/100
5ORIGINAL FRENCH VANILLA MEAL REPLACEMENT SHAKE MIX, ORIGINAL FRENCH VANILLAKSF Acquisition Corporation73/100
6GREAT VALUE, SUGAR FREE INSTANT OATMEAL, APPLE, CINNAMONWal-Mart Stores, Inc.79/100
7CHOCOLATE FUDGE SUGAR FREE INSTANT REDUCED CALORIE PUDDING & PIE FILLING, CHOCOLATE FUDGEKraft Heinz Foods Company88/100

Safer Alternatives to Aspartame

Stevia (steviol glycosides)Monk fruit extractErythritolAllulose
📬

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Frequently Asked Questions

What are the side effects of aspartame?
Aspartame has been linked to headaches, migraines, dizziness, mood changes, digestive issues, and was classified as 'possibly carcinogenic' by IARC in 2023. It is dangerous for people with phenylketonuria (PKU).
Is aspartame a carcinogen?
IARC (WHO's cancer research agency) classified aspartame as Group 2B — 'possibly carcinogenic to humans' in July 2023, based on limited evidence of liver cancer in humans and animals.
What foods contain aspartame?
Aspartame is found in diet sodas (Diet Coke, Diet Pepsi), sugar-free gum, sugar-free yogurt, Crystal Light, and over 6,000 products worldwide.

⚕️ Disclaimer: This information is for educational purposes only and is not medical advice. Side effect data is compiled from published scientific studies and regulatory assessments. Always consult your healthcare provider for personalized guidance. Last updated: 2026-03-05.

Other Ingredient Side Effects

Red 40 (Allura Red AC) Yellow 5 (Tartrazine) Yellow 6 (Sunset Yellow FCF) Red 3 (Erythrosine) Blue 1 (Brilliant Blue FCF) Blue 2 (Indigo Carmine) Sucralose Acesulfame Potassium (Ace-K) MSG (Monosodium Glutamate) High Fructose Corn Syrup (HFCS) All Ingredient Side Effects Banned in Europe Ingredient Encyclopedia
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📋 Cite This Data
APACheckIt AI. (2026). "Aspartame Side Effects — Health Risks, FDA Status & Products | CheckIt AI". Climaverse PBC. Retrieved from https://getcheck.it/side-effects/aspartame
MLA"Aspartame Side Effects — Health Risks, FDA Status & Products | CheckIt AI." CheckIt AI, Climaverse PBC, 2026-03-05. https://getcheck.it/side-effects/aspartame.
HTML Embed<a href="https://getcheck.it/side-effects/aspartame">Aspartame Side Effects — Health Risks, FDA Status & Products | CheckIt AI — CheckIt AI</a>
BibTeX@misc{checkit2026sideeffectsaspartame, title = {Aspartame Side Effects — Health Risks, FDA Status & Products | CheckIt AI}, author = {CheckIt AI}, year = {2026}, publisher = {Climaverse PBC}, url = {https://getcheck.it/side-effects/aspartame}, note = {Retrieved 2026-03-05} }