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High Sweetener Intake Linked to Rapid Cognitive Decline

9/30/2025

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Summary

Story summary

High intake of low- and zero-calorie sweeteners links to faster cognitive decline in middle-aged adults; 191 mg daily on average ties to 63% faster decline over eight years.
Brazilian study tracked 12,772 adults and assessed sweetener intake.
Higher sweetener intake linked to Type 2 diabetes, cardiovascular disease, and depression. Midlife women with ultra-processed diets had 20% more cognitive complaints.

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Story summary

High intake of low- and zero-calorie sweeteners links to faster cognitive decline in middle-aged adults; 191 mg daily on average ties to 63% faster decline over eight years.
Brazilian study tracked 12,772 adults and assessed sweetener intake.
Higher sweetener intake linked to Type 2 diabetes, cardiovascular disease, and depression. Midlife women with ultra-processed diets had 20% more cognitive complaints.