Food for thought: Harvard study reveals this special diet can slow down brain ageing

             Written by: Ehsan Siddiqui

22 September 2025

Your diet can significantly affect the age and health of your brain. A Harvard study discovered that a special green Mediterranean diet may slow brain aging. But what makes up a Mediterranean diet?

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The main source of fat in this diet is extra virgin olive oil. It has a lot of antioxidants and monounsaturated fats, which help keep your brain healthy overall and shield it from inflammation.

Olive Oil

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Nuts and seeds are rich in omega-3 fatty acids and vitamin E. These nutrients can help prevent age-related cognitive decline and are crucial for the maintenance of healthy brain cells.

Nuts & Seeds

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Rich in fiber, B vitamins, and other nutrients, whole grains like quinoa, barley, oats, in the Mediterranean diet can lower inflammation in the brain, promoting memory and preventing dementia.

Whole Grains

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Leafy greens are an essential part of the Mediterranean diet. They slow down cognitive decline and shield your brain from oxidative stress since they are rich in vitamins, folate, and antioxidants.

Greens

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Fatty fish like Salmon and sardines are a cornerstone of the Mediterranean diet, that are known to aid brain health and delay cognitive decline due to their high Omega-3 content.

Fatty Fish

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