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10 Best Aspartame Substitutes (2026 Guide)

Aspartame: low-calorie artificial sweetener; IARC called it "possibly carcinogenic" in 2023 while WHO's JECFA kept its daily intake limit unchanged; unsafe for people with PKU. Here are 10 alternatives. Sucralose is the closest match, sharing 100% of Aspartame's tracked attributes. Every option links to its own alternatives, so you can keep exploring.

Last reviewed October 19, 2026 · 10 alternatives

E
#3 · 50% match

Erythritol

Sugar alcohol with almost no calories; a 2023 study linked high blood levels to cardiovascular events and research is ongoing
✓ Zero calorie + Sugar alcohol
10 alternatives to Erythritol →

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Alternatives to the alternatives — each link opens its own list.

SSucralose alternatives

SSugar alternatives

EErythritol alternatives

MMonk fruit alternatives

SStevia alternatives

AAllulose alternatives

Aspartame alternatives: FAQs

What is Aspartame?

Low-calorie artificial sweetener; IARC called it "possibly carcinogenic" in 2023 while WHO's JECFA kept its daily intake limit unchanged; unsafe for people with PKU. It is listed in our Sugar Substitutes category.

What are the best alternatives to Aspartame?

The top options in our list are Sucralose, Sugar, Erythritol, Monk fruit and Stevia. The right choice depends on which features, platforms and price matter most to you.

Which alternative is most similar to Aspartame?

Sucralose is the closest match, sharing 100% of Aspartame's tracked attributes.

What are the key facts about Aspartame?

Based on our data, Aspartame offers or is known for: Artificial, Zero calorie.

Which Aspartame alternatives are zero-calorie?

Sucralose, Erythritol, Monk fruit and Stevia.

Which Aspartame alternatives are low in calories?

Allulose and Xylitol.

Which Aspartame alternatives are plant-based?

Monk fruit, Stevia, Coconut sugar and Maple syrup.

Which Aspartame alternatives are natural sweeteners?

Coconut sugar, Honey and Maple syrup.

Which Aspartame alternatives are sugar alcohols?

Erythritol and Xylitol.

Which Aspartame alternatives are artificial sweeteners?

Sucralose.

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