How the MIND Diet Supports Brain Health Through Plant-Based Nutrition

A closer look at the MIND Diet, the foods it emphasizes, and how this eating pattern supports brain health and cognitive function.

Summary: The MIND Diet combines elements of the Mediterranean and DASH diets and emphasizes foods such as leafy greens, berries, whole grains, nuts, and olive oil. This plant-forward eating pattern provides nutrients that support brain health and cognitive function.

With growing interest in brain health and longevity, the MIND Diet has emerged as a promising way to help support cognitive function as you age. Developed by researchers at Rush University Medical Center, this whole-foods, plant-forward approach combines elements from both the Mediterranean and DASH diets to promote brain wellness through nutrition.

While not a treatment or cure for cognitive decline, studies suggest that following the MIND Diet may be associated with improved memory, slower cognitive aging, and overall benefits for brain health.^1,2

What Is the MIND Diet?

Short for Mediterranean-DASH Intervention for Neurodegenerative Delay, the MIND Diet draws from two well-established eating patterns (the Mediterranean and DASH diets) and places special emphasis on foods scientifically shown to support brain health.

Rather than being overly strict or hard to follow, it encourages simple, sustainable habits. The emphasis is on nutrient-rich, plant-based foods, while limiting ingredients associated with inflammation and oxidative stress.

Introduced in 2015, the MIND Diet was developed using real-world data that linked specific foods, such as leafy greens and berries, with slower rates of cognitive decline. Instead of following trends, it was built around measurable outcomes related to long-term brain health.^1,2

Originally developed to study the relationship between diet and brain aging, the MIND Diet is now widely studied for its potential role in supporting memory, attention, and overall cognitive function.^3,4

Foods to Prioritize for Brain Health

At the heart of the MIND Diet are nutrient-rich foods that provide antioxidants, healthy fats, vitamins, minerals, and other compounds that support brain health. The diet emphasizes the following foods:

• Leafy greens (e.g., spinach, kale)
• Other vegetables
• Berries (especially blueberries)
• Nuts
• Olive oil
• Whole grains
• Fish (particularly fatty fish like salmon)
• Beans and legumes
• Poultry

Foods to Limit

The MIND Diet also recommends limiting certain foods, including:

• Red and processed meats
• Butter and stick margarine
• Full-fat cheese
• Pastries, sweets and refined sugar
• Fried or fast foods

Following these guidelines (even moderately) has been associated with slower cognitive aging and better memory performance over time.^1,2,3,4

How the MIND Diet Supports Brain Health

The MIND Diet isn’t just about eating more vegetables; it’s about fueling your brain with the right nutrients to help it function at its best. Many of the foods prioritized in this approach are rich in brain-supporting compounds, including polyphenols, antioxidants, B vitamins, vitamin E, and omega-3 fatty acids.

These nutrients work together to help reduce oxidative stress, calm inflammation in the brain, and support your brain’s ability to form new neural connections.^5,8 They also encourage healthy blood flow, making it easier for your brain to get the oxygen and nutrients it needs.⁹ Over time, these effects may help protect the hippocampus, the part of the brain responsible for memory.¹²

What the Research Shows

Clinical studies have shown that individuals who closely follow the MIND Diet experience slower rates of cognitive decline, even when other risk factors, like age or genetics, are present.^1,13 A randomized controlled trial found an increase in the surface area of the inferior frontal gyrus following a three-month MIND Diet intervention compared with the control group.¹⁴

Additionally, the MIND Diet has been linked to improved verbal recall, enhanced attention and working memory, and a slower progression of brain aging, particularly in older adults. These cognitive benefits are believed to stem from the diet’s ability to reduce inflammation, improve blood flow, and support the long-term health of neurons.^4,14,15

A Brain-Friendly, Whole Foods Approach

The MIND Diet stands out because it supports long-term brain health through sustainable, whole-food choices. It emphasizes ten brain-healthy food groups, including leafy greens, berries, nuts, beans, whole grains, fish, poultry, and olive oil. These foods are naturally rich in antioxidants, fiber, and healthy fats that nourish both the brain and body.^4,16

These brain-nourishing foods also support other systems that influence cognitive health. One key example is the Why Your Gut Health Is Key to Mood, Focus, and Mental Resiliencegut-brain axis, a two-way communication pathway between your digestive tract and your brain. A diet high in fiber helps feed beneficial gut bacteria, which produce metabolites like short-chain fatty acids (SCFAs) that contribute to mood regulation, focus, and the management of inflammation.^17,18

The MIND Diet also works well for real life. You don’t need to overhaul your entire lifestyle to benefit. Small, consistent changes such as starting your day with a nutrient-rich smoothie, snacking on walnuts, or choosing more whole foods can add up to meaningful support for brain health.

Going Beyond Diet: Where Targeted Nutrients Fit In

While the MIND Diet provides many of the nutrients linked to brain health, others, such as citicoline, are more challenging to obtain through food alone. That’s why some people turn to targeted nutrients and functional snacks to complement their routine and support focus, memory, and mental energy.

One of the most researched ingredients in this space is Cognizin®, a clinically studied form of citicoline that helps support brain energy metabolism, attention, and memory in healthy adults. It helps maintain levels of acetylcholine (a key neurotransmitter) and plays a role in protecting the structure of brain cell membranes.^19,20,21

The Takeaway

The MIND Diet offers a flexible, research-backed approach to supporting brain health through plant-forward foods. Leafy greens, berries, whole grains, nuts, olive oil, and other foods emphasized in the diet provide nutrients that support cognitive function and long-term brain health.

Small, consistent dietary choices can help make these brain-supportive foods part of an everyday eating pattern.

→ Explore the science behind diet, nutrients, and cognitive performance

¹Morris MC, et al. MIND diet associated with reduced incidence of Alzheimer's disease. Alzheimer’s Dement. 2015 Sep;11(9):1007–14.

²Morris MC, et al. MIND diet slows cognitive decline with aging. Alzheimers Dement. 2015 Sep;11(9):1015-22.

³Golembeski D. Can Your Diet Help Prevent Alzheimer’s? Scientists Say Yes. National Geographic. Published April 8, 2024. Accessed June 21, 2025. https://www.nationalgeographic.com/health/article/mind-diet-memory-benefits

⁴Di Fiore N. MIND Diet Linked to Better Cognitive Performance. Rush University Medical Center. Published September 20, 2021. Accessed June 21, 2025. https://www.rush.edu/news/mind-diet-linked-better-cognitive-performance

⁵Franzoni F, et al. Oxidative Stress and Cognitive Decline: The Neuroprotective Role of Natural Antioxidants. Front Neurosci. 2021 Oct 13;15:729757.

⁶Joseph JA, et al. Reversing the deleterious effects of aging on neuronal communication and behavior: beneficial properties of fruit polyphenolic compounds. Am J Clin Nutr. 2005;81(1 Suppl):313S–316S.

⁷Spencer SJ, et al. Food for thought: how nutrition impacts cognition and emotion. NPJ Sci Food. 2017 Dec 6;1:7.

⁸Gómez-Pinilla F. Brain foods: the effects of nutrients on brain function. Nat Rev Neurosci. 2008 Jul;9(7):568-78.

⁹Sorond FA, et al. Cerebral blood flow response to flavanol-rich cocoa in healthy elderly humans. Neurology. 2008;71(10):850–855.

¹⁰Dighriri IM, et al. Effects of Omega-3 Polyunsaturated Fatty Acids on Brain Functions: A Systematic Review. Cureus. 2022 Oct 9;14(10):e30091.

¹¹Cutuli D. Functional and Structural Benefits Induced by Omega-3 Polyunsaturated Fatty Acids During Aging. Curr Neuropharmacol. 2017;15(4):534-542.

¹²Chen H, et al. Associations of the Mediterranean-DASH Intervention for Neurodegenerative Delay diet with brain structural markers and their changes. Alzheimers Dement. 2024 Feb;20(2):1190-1200.

¹³Huang L, et al. Mediterranean-Dietary Approaches to Stop Hypertension Intervention for Neurodegenerative Delay (MIND) Diet and Cognitive Function and its Decline: A Prospective Study and Meta-analysis of Cohort Studies. Am J Clin Nutr. 2023 Jul;118(1):174-182.

¹⁴Arjmand G, et al. Effect of MIND diet intervention on cognitive performance and brain structure in healthy obese women: a randomized controlled trial. Sci Rep. 2022 Feb 21;12(1):2871.

¹⁵Nishi SK, et al. Mediterranean, DASH, and MIND dietary patterns and cognitive function: the 2-year longitudinal changes in an older Spanish cohort. Front Aging Neurosci. 2021;13:782067.

¹⁶Fateh HL, et al. Associations between adherence to MIND diet and general obesity and lipid profile: A cross-sectional study. Front Nutr. 2023 Apr 11;10:1078961.

¹⁷Cryan JF, et al. The microbiota-gut-brain axis. Physiol Rev. 2019;99(4):1877–2013.

¹⁸Silva YP, et al. The Role of Short-Chain Fatty Acids From Gut Microbiota in Gut-Brain Communication. Front Endocrinol (Lausanne). 2020 Jan 31;11:25.

¹⁹McGlade E, et al. Improved Attentional Performance Following Citicoline Administration in Healthy Adult Women. Food Nutr Sci. 2012;3(6):769–773.

²⁰Nakazaki E, et al. Citicoline and memory function in healthy older adults: a randomized, double-blind, placebo-controlled clinical trial. J Nutr. 2021;151(7):2153–2160.

²¹Babb SM, et al. Chronic citicoline increases phosphodiesters in the brains of healthy older subjects: an in vivo phosphorus magnetic resonance spectroscopy study. Psychopharmacology (Berl). 2002;161(3):248–254.