Research

Mixed

Higher adherence to a Mediterranean diet (MeDi) is associated with a significantly lower risk of developing Alzheimer's disease (AD) and mild cognitive impairment (MCI) in elderly populations.

Adopting a Mediterranean-style dietary pattern is strongly associated with a lower risk of cognitive decline and Alzheimer's disease in older adults. Focus on high intake of vegetables, legumes, fruits, cereals, fish, and unsaturated fats (like olive oil), while limiting meat, poultry, and saturated fats. This dietary pattern appears protective even in non-Mediterranean populations, suggesting the core components are broadly beneficial for brain health.

GoodSupportsHIGH confidence
We conclude that in this Australian cohort, AD and MCI participants had a lower adherence to the MeDi than HC participants.
Samantha L. Gardener et al. · Translational Psychiatry · 2012

Why this rating

Large, well-controlled cross-sectional study with rigorous adjustment for confounders, though causality is limited by cross-sectional design.

Source

Adherence to a Mediterranean diet and Alzheimer’s disease risk in an Australian population

Samantha L. Gardener et al. · Translational Psychiatry · 2012

DOI 10.1038/tp.2012.91

cross_sectional · n=970Cited 182×
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DOI resolved against Crossref · corpus check 2026-06-10

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