Artificial Sweeteners May Accelerate Brain Aging, Study Finds

WHO:

Newsweek - Individuals consuming artificial sweeteners.

Inc - Adults consuming diet soda.

WHAT:

Newsweek - People who consumed the most sweeteners showed a significantly faster decline in thinking and memory skills over time.

Inc - Adults who consumed the amount of sweetener found in a daily diet soda experienced a 62 percent faster deterioration in memory and mental sharpness compared to those who consumed far less.

WHERE:

Newsweek - Not specified.

Inc - Not specified.

WHEN:

Inc - The study indicates future implications for cognitive health based on current consumption patterns.

WHY:

Newsweek - The study suggests a link between artificial sweetener consumption and cognitive decline.

HOW:

Inc - The study measured cognitive decline in relation to the daily intake of artificial sweeteners.

(UPDATED July 20, 2026 17:27 UTC)

A new study highlights concerning findings about artificial sweeteners, revealing that individuals who consume the most show a significantly faster decline in thinking and memory skills over time. Specifically, adults who drink diet soda, which contains the same amount of sweetener, experience a staggering sixty-two percent faster deterioration in memory and mental sharpness compared to those who consume much less. This research suggests a troubling link between artificial sweetener consumption and cognitive decline, raising important questions about future implications for cognitive health based on current consumption patterns.