Food choices matter, especially when it comes to brain health. A large study involving nearly 93, 000 adults in the U. S. showed that eating a MIND diet can lower the risk of Alzheimer’s and related dementias. The MIND diet is a mix of the Mediterranean and DASH diets, focusing on leafy greens, berries, nuts, and olive oil. This diet showed a 9% overall reduction in dementia risk. Those who improved their diet over a decade saw an even greater benefit, with a 25% lower risk.

The study found that the benefits were strongest among African American, Latino, and White participants. However, the results were less clear for Asian American and Native Hawaiian groups. This suggests that dietary patterns and preferences among different racial and ethnic groups might play a role. It is possible that the MIND diet does not fully capture the benefits of diets more common among Asian Americans, who generally have lower dementia rates.

The MIND diet stood out for its consistent and strong protective effects against dementia. This was true regardless of age, showing that it is never too late to start eating better for brain health. The study also highlighted that improving diet over time can make a significant difference. This is great news for those who might not have followed a healthy diet initially but are willing to make changes.

The research was part of a larger study that began in the 1990s, tracking the diets of adults aged 45-75. Over 21, 000 participants developed Alzheimer’s or related dementias over the years. The findings will be presented at a major nutrition conference, emphasizing the importance of diet in preventing cognitive decline. The study also suggests that a one-size-fits-all approach to diet and dementia prevention might not be effective. Tailored dietary recommendations could be more beneficial for different populations.

The study’s findings are promising, but more research is needed. Observational studies like this one can show correlations, but they cannot prove cause and effect. Future studies, especially those that involve direct interventions, could provide clearer insights. In the meantime, adopting a brain-healthy diet like the MIND diet could be a step in the right direction for many people.

DIETARY PATTERNS RESEARCH

Eat Smart to Keep Your Mind Sharp

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