Virgin Olive Oil Tied to Slower Cognitive Decline through Gut Microbiome Changes

Feb 24, 2026 - 11:30
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Virgin Olive Oil Tied to Slower Cognitive Decline through Gut Microbiome Changes
Extra-virgin olive oil, a major component of the Mediterranean diet, protects against cognitive decline. Image credit: Steve Buissinne.

A large prospective cohort study finds that older adults who eat more virgin olive oil -- a key component of the Mediterranean diet -- have slower cognitive decline and a more diverse gut microbiota over two years of follow-up; in contrast, higher intake of common refined olive oil was tied to lower microbial diversity and faster decline.

The post Virgin Olive Oil Tied to Slower Cognitive Decline through Gut Microbiome Changes appeared first on Sci.News: Breaking Science News.

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