Ingredient

Acesulfame Potassium

Flagged in 18

Scout's take

Acesulfame potassium (Ace-K) is an artificial sweetener that has been flagged for potential carcinogenicity concerns in some studies. Stacking two artificial sweeteners (with sucralose) compounds the negative impact on gut health and metabolic signaling.

The case against

Potential carcinogenicity concerns. May disrupt gut microbiome when combined with sucralose. Poorly studied for long-term safety.

from the analysis of C4 Sport Pre-Workout

Potential carcinogenicity concerns. May disrupt gut microbiome when combined with sucralose.

from the analysis of David Protein Bar

The case for

Provides zero-calorie sweetness.

from the analysis of C4 Sport Pre-Workout

More from Scout's analyses

Artificial sweetener (Ace-K) with limited long-term safety data. Contains methylene chloride, a potential carcinogen. Often paired with sucralose to mask aftertaste — a double artificial sweetener load.

from the analysis of Body Fortress Super Advanced Whey Protein

Acesulfame potassium (Ace-K) is an artificial sweetener flagged for potential carcinogenicity concerns. Stacking it with sucralose compounds the negative impact on gut health and metabolic signaling.

from the analysis of David Protein Bar

Artificial sweetener with limited long-term safety data. Contains methylene chloride, a potential carcinogen. Double artificial sweetener load stacked with sucralose.

from the analysis of Optimum Nutrition Gold Standard Pre-Workout Fruit Punch

Found in 18 products

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