Mediterranean Diet May Reduce Risk of Dementia by Up to 23%

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A research study released in BMC Medicine recommends that taking in a Mediterranean- type diet plan, that includes foods such as seafood, fruit, and nuts, is connected with a decreased threat of dementia. Those who had a greater adherence to the diet plan had up to 23% lower threat for dementia compared to those with lower adherence to the diet plan.

Consumption of a standard Mediterranean- type diet plan– abundant in foods such as seafood, fruit, and nuts– is connected with a decreased threat of dementia, reports a research study released in the journal BMC Medicine Individuals with a greater adherence to a Mediterranean diet plan had up to 23% lower threat for dementia compared to those who had lower adherence to a Mediterranean diet plan.

Diet might be a crucial flexible threat element for dementia that might be targeted for illness avoidance and threat decrease however previous research studies checking out the effect of a Mediterranean diet plan have actually generally been restricted to little sample sizes and low varieties of dementia cases. Oliver Shannon and associates evaluated information from 60,298 people from the UK Biobank who had actually finished a dietary evaluation. The authors scored people utilizing 2 procedures for adherence to the Mediterranean diet plan. During the mean follow-up of 9.1 years there were 882 cases of dementia. The authors likewise thought about each person’s hereditary threat for dementia by approximating their polygenic threat, a procedure of all the various genes that are connected to risk of dementia.

The authors discovered that individuals with the greatest adherence to the Mediterranean diet plan had a 23% lower threat of establishing dementia in contrast with those with the most affordable adherence rating, comparable to an outright threat decrease of 0.55%. There was no considerable interaction in between the polygenic threat for dementia and adherence to a Mediterranean diet plan, which the authors recommend might show that the association of higher adherence to a Mediterranean diet plan and a decreased dementia threat stays, regardless of the private hereditary threat for dementia. This finding was not constant throughout all the level of sensitivity analyses and the authors propose more research study is required to examine the interaction in between diet plan and genes on dementia threat.

The authors warn that their analysis is restricted to people who self-reported their ethnic background as white, British, or Irish, as hereditary information was just offered based upon European origins, which more research study is required in a series of populations to figure out the possible advantage. They conclude that, based upon their information, a Mediterranean diet plan that has a high consumption of healthy plant-based foods might be a crucial intervention to include into future methods to lower dementia threat.

For more on this research study, see Mediterranean Diet Linked With Lower Risk of Dementia.

Reference: “Mediterranean diet adherence is associated with lower dementia risk, independent of genetic predisposition: findings from the UK Biobank prospective cohort study” by Oliver M. Shannon, Janice M. Ranson, Sarah Gregory, Helen Macpherson, Catherine Milte, Marleen Lentjes, Angela Mulligan, Claire McEvoy, Alex Griffiths, Jamie Matu, Tom R. Hill, Ashley Adamson, Mario Siervo, Anne Marie Minihane, Graciela Muniz-Tererra, Craig Ritchie, John C. Mathers, David J. Llewellyn and Emma Stevenson, 14 March 2023, BMC Medicine
DOI: 10.1186/ s12916 -023-02772 -3