The MIND Diet: Eating for Cognitive Performance and Longevity

The MIND diet (Mediterranean-DASH Intervention for Neurodegenerative Delay) was developed by researchers at Rush University Medical Center and brings together the most protective elements of the Mediterranean and DASH diets. It focuses on foods that have consistently been linked to better brain health over time. Rather than emphasizing a single nutrient or “superfood,” the MIND diet highlights eating patterns that support blood vessel health, reduce inflammation and oxidative stress, and help protect cognitive function as we age. ¹

This approach reflects growing evidence that brain health is closely tied to heart and metabolic health, reinforcing the importance of dietary patterns that support both the heart and the brain. ¹

One of the most appealing aspects of the MIND diet is how practical and easy it is to follow. You do not have to follow it perfectly to see benefits – research shows that even moderate adherence has been linked to slower cognitive decline and a lower risk of Alzheimer’s disease. ¹

The Core Principles of the MIND Diet

Focus on specific foods that appear to offer the greatest benefit for long-term brain health:

• Leafy greens such as spinach, kale, arugula, and romaine, ideally most days of the week
• Vegetables, with an emphasis on variety and color
• Berries, especially blueberries and strawberries, at least twice per week
• Nuts, consumed regularly
• Whole grains as a daily staple
• Beans and lentils, several times per week
• Fish, at least once per week
• Poultry, a few times per week
• Olive oil as the primary added fat

It is also important to note that the MIND diet encourages limiting foods that have been linked to faster cognitive decline, including butter, full-fat cheese, red meat, fried foods, and sweets. However, the focus is not elimination. Rather, the focus is on moderation – being mindful of how often and how much these foods are included in and ensuring they do not crowd out those with stronger brain-protective benefits.

Why These Foods Matter for the Brain

Many of the foods emphasized in the MIND diet support brain health through overlapping pathways.

Leafy green vegetables provide folate, vitamin K, lutein, and beta-carotene –  nutrients that have been linked to healthier brain aging. ²˒⁴ People who eat leafy greens regularly show slower rates of cognitive decline compared with those who eat them infrequently. ²

Berries, particularly blueberries and strawberries, are rich in flavonoids and anthocyanins. Higher berry intake has been linked to slower cognitive aging, with researchers suggesting that berry consumption may help delay cognitive decline by up to 2.5 years. ³

Fish provides omega-3 fatty acids, essential for brain cell structure and communication. Whole grains and legumes help support steady blood sugar levels and insulin sensitivity, factors that are increasingly recognized as important for brain health. ¹

The Takeaway

The MIND diet is not about optimizing a single nutrient or cutting out entire food groups. It is about consistent patterns.

Leafy greens most days. Berries a few times per week. Beans, whole grains, nuts, olive oil, and fish in regular rotation. These are not extreme changes. They are everyday choices that add up, supporting cognitive health over the long term.

References

1. Morris MC, Tangney CC, Wang Y, Sacks FM, Bennett DA, Aggarwal NT. MIND diet associated with reduced incidence of Alzheimer’s disease. Alzheimers Dement. 2015;11(9):1007-1014. doi:10.1016/j.jalz.2014.11.009
2. Morris MC, Wang Y, Barnes LL, Bennett DA, Dawson-Hughes B, Booth SL. Nutrients and bioactives in leafy greens and cognitive decline. Neurology. 2018;90(3):e214-e222. doi:10.1212/WNL.0000000000004815
3. Devore EE, Kang JH, Breteler MMB, Grodstein F. Dietary intakes of berries and flavonoids in relation to cognitive decline. Ann Neurol. 2012;72(1):135-143. doi:10.1002/ana.23594
4. Tangney CC, Aggarwal NT, Li H, et al. Vitamin K intake and cognitive decline in older adults. J Nutr. 2011;141(5):986-993. doi:10.3945/jn.110.133819