# Brain Foods: The Evidence on Nutrition for Cognitive Health

**By VitalPath Editorial | June 27, 2026**

**Meta Description:** Can diet really protect your brain? Explore the evidence on omega-3s, flavonoids, B vitamins, and dietary patterns like the MIND diet for cognitive health and dementia prevention.

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The MIND diet (Mediterranean-DASH Intervention for Neurodegenerative Delay) is associated with 53% reduced Alzheimer’s risk in high adherers. Key components: green leafy vegetables (6+ servings/week), other vegetables (1+/day), berries (2+/week, especially blueberries and strawberries), nuts (5+/week), whole grains (3+/day), fish (1+/week), poultry (2+/week), beans (3+/week), and olive oil as primary fat. Limit red meat, butter/margarine, cheese, pastries/sweets, and fried foods. Omega-3 DHA is concentrated in brain cell membranes; higher intake is associated with reduced cognitive decline. Flavonoids from berries, cocoa, and tea improve cerebral blood flow. The evidence supports dietary patterns over individual nutrients for brain health.

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