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Cognitive DeclineNCT04337255

Mediterranean-DASH Intervention for Neurodegenerative Delay (MIND) Diet in Stroke Patients Patients

A study testing Behavioral Dietary intervention ( MIND Diet) in people with Cognitive Decline and Dementia, Vascular, run by Rush University Medical Center at 1 site in United States.

Active, not recruiting

Under way, not looking for participants. Everyone needed has enrolled. The study is still running.

Official record
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Trial summary

To test the effects of a 2- to 3-year intervention of the MIND diet versus usual post-stroke care on cognitive decline, the characteristic feature of dementia, and on brain biomarkers of Alzheimer's Disease (AD) and vascular disease in a Phase Ill randomized controlled trial of 250 patients hospitalized for acute… Read more about this study

Who is it for?
Ages 55 years and older
What is being tested?
Behavioral Dietary intervention ( MIND Diet)
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
266 participants
Where
1 siteUnited States
Study dates
14 Dec 2021to 31 May 2027
Phase
Interventional
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 55 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Men and women, 55 years of age - inclusive- or older
  • Acute stroke as defined by an acute focal neurological deficit in combination with one of the following: acute ischemic infarct (stroke) as documented by either a DWl positive lesion on MR imaging or a new lesion on a delayed CT scan
  • Written informed consent by patient prior to study participation
  • Willingness to complete all assessments and participate in follow-up
  • Willing to participate and give informed consent
  • Adequate Visual and auditory acuity to undergo neuropsychological testing

Who cannot join

  • CDR>=0.5
  • Nuts, berries, olive oil, or fish allergies
  • Use of medications to treat Alzheimer's disease or Parkinson's disease
  • Aphasia
  • Conditions of psychosis or bipolar disorder judged by study investigators to potentially interfere with study compliance over 3 years
  • Report of alcohol or substance abuse within six months, or heavy alcohol consumption (>2 drinks/d women; >3 drinks/d men)
Show all 17Show fewer
  • Unstable or recent onset of cardiovascular disease, such as myocardial infarction within six months or presence of congestive heart failure (Stages II-IV)
  • Cancer treatment <= 5 years except non-melanoma skin cancer , basal cell skin cancer (this criterion may be waived at the site PI's discretion)
  • Illness that might be associated with weight change, such as a history of stomach or gastrointestinal conditions (Inflammatory Bowel Disease, Crohn's Disease, malabsorption, colostomy, bowel resection, gastric bypass surgery, etc.)
  • History of liver disease, HIV or Hepatitis C
  • An intracerebral hemorrhage as documented on CT or MRI
  • Pre- hospitalization diagnosis of dementia or mild cognitive impairment
  • Patients presenting one of the following diseases: cerebral venous thrombosis, traumatic cerebral hemorrhage, intracerebral hemorrhage because of a known or image-guided assumed vascular malformation, pure meningeal or intraventricular hemorrhage
  • Patients presenting a malignant disease with life expectancy < 3 years
  • Residence in a nursing home and thus going back to nursing home upon discharge
  • Participation in an ongoing investigational drug study
  • Exception to these guidelines will be rare but may be considered on a case by case basis at the discretion of the PI's

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Rush University Medical Center

    Chicago, Illinois, 60612

Other trials in United States

About this study

Official title: MIND Diet and Dementia Prevention in Ischemic Stroke Patients

To test the effects of a 2- to 3-year intervention of the MIND diet versus usual post-stroke care on cognitive decline, the characteristic feature of dementia, and on brain biomarkers of Alzheimer's Disease (AD) and vascular disease in a Phase Ill randomized controlled trial of 250 patients hospitalized for acute ischemic stroke, aged 55 years or older, and without dementia who are discharged home following hospitalization.

Read the detailed description

The Mediterranean-DASH diet intervention for Neurodegenerative Delay (MIND in Stroke patients is designed to test the effects of a 2-3 year intervention of a hybrid of the Mediterranean and DASH diets, called MIND on 250 older patients, without dementia who are hospitalized for acute stroke who are discharged home following hospitalization. The MIND diet has the same basic components of the DASH and Mediterranean diets, such as emphasis on natural plant based foods and limited animal and high saturated fat foods, but uniquely specifies green leafy vegetable and berries as well as food component servings that reflect the nutrition dementia evidence. In this study we will test the effects of a 2- to 3-year intervention of the MIND diet (3 months of delivered meals followed by dietary and general stroke health counseling) versus usual post-stroke care (3 months delivered self-selected meals followed by general stroke health counseling) on change on cognitive outcomes over 24 to 36 months. Biological effects of the MIND diet will be assessed by measurement of brain macro and microstructural integrity in all trial participants. Other biochemical markers will be assessed in the entire group of 250 participants including: plasma Abeta42/beta40, brain derived neurotropic factor (BDNF) and plasma markers of oxidative stress and inflammation. The trial will examine potential effect mediators and modifiers by a number of cardiovascular risk factors, AD biomarkers and biological mechanisms. The proposed study has 3 recruitment sites, Rush University Medical Center, University of Chicago, and Advocate Christ Hospital all located in Chicago.

Being tested
Behavioral Dietary intervention ( MIND Diet), Behavioral Usual Care Diet Intervention
Medical subject headings
Cognitive Dysfunction, Dementia, Vascular, Alzheimer Disease, Dementia, Stroke

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Behavioral Dietary intervention ( MIND Diet)Other

    The MIND diet is a hybrid of the Mediterranean and DASH diets but with selected modifications based on the most compelling evidence in the diet dementia field. The MIND diet has the same basic components of the DASH and Mediterranean diets, such as emphasis on natural plant based foods and limited animal and high saturated fat foods, but uniquely specifies green leafy vegetables and berries as well as food component servings that reflect the nutrition dementia evidence.

  • Behavioral Usual Care Diet InterventionOther

    The Usual Care diet is comprised of both westernized (e.g. Steak, Mac n Cheese) and healthy ( veggie chili) food components

Study groups in NCT04337255
Study groupRoleWhat they receive
MIND DIET interventionActive comparatorAllocation and blinding 3 year intervention of MIND Diet + counseling
Receives: Other: Behavioral Dietary intervention ( MIND Diet)
Usual care diet interventionPlacebo comparator3 year Intervention of usual care diet + counseling
Receives: Other: Behavioral Usual Care Diet Intervention

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Change in global cognitive score

    3-year change in global cognitive score. The global cognitive score is a composite score, based on the average of z scores of the 19 individual tests scores, with a mean of 0 and standard deviation of 1. Higher scores reflect high global cognitive function.

    Measured: 3-years

Secondary outcomes (2)
  1. Change in brain MRI derived markers of macro and micro structural integrity (cubic Centimeters), total brain volume, hippocampal volume and white matter hyperintensity volume ( cubic centimeters)

    130 participants total ( 65 in each treatment group)

    Measured: 3-years

  2. Change in 5 individual cognitive domains

    Change in 5 individual domains that include executive functioning, perceptual speed, episodic memory, semantic and working memory. Each domain is made up of atleast 2 cognitive tests that are z scored and averaged for that domain. Higher scores on each domain reflects higher cognition in that domain.

    Measured: 3-years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted7 Apr 2020
  2. Study start14 Dec 2021
  3. Primary completion31 Jul 2026
  4. Study completion31 May 2027 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Prevention
Allocation
Not applicable
Intervention model
Parallel groups
Model description
MIND diet intervention
Masking
Single blind
Who is masked
Outcomes assessor
Enrolment
266 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04337255
Sponsor's protocol ID
18052104-IRB01
Status last verified
Sep 2026
First submitted
12 Dec 2019
Last updated
2 Oct 2026
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes: Electronic data will be made available after trial completion

Publications

  • Halloway S, Dhana K, Desai P, Agarwal P, Holland T, Aggarwal NT, Evers J, Sacks FM, Carey VJ, Barnes LL. Free-Living Standing Activity as Assessed by Seismic Accelerometers and Cognitive Function in Community-Dwelling Older Adults: The MIND Trial. J Gerontol A Biol Sci Med Sci. 2021 Oct 13;76(11):1981-1987. doi: 10.1093/gerona/glab106.

    PubMed 33835152
  • Dhana K, Aggarwal NT, Voigt RM, Ventrelle J, Rajan KB, Kaddurah-Daouk R, Marcovina SM, Liu X, Agarwal P, Tangney C, Arfanakis K, Sacks FM, Barnes LL. Effect of weight loss through dietary interventions on cardiometabolic health in older adults. Int J Obes (Lond). 2025 Dec;49(12):2503-2510. doi: 10.1038/s41366-025-01902-6. Epub 2025 Oct 3.

    PubMed 41044190
  • Liu X, Dhana K, Furtado JD, Agarwal P, Aggarwal NT, Tangney C, Laranjo N, Carey V, Barnes LL, Sacks FM. Higher circulating alpha-carotene was associated with better cognitive function: an evaluation among the MIND trial participants. J Nutr Sci. 2021 Aug 16;10:e64. doi: 10.1017/jns.2021.56. eCollection 2021.

    PubMed 34527222
  • Liu X, Morris MC, Dhana K, Ventrelle J, Johnson K, Bishop L, Hollings CS, Boulin A, Laranjo N, Stubbs BJ, Reilly X, Carey VJ, Wang Y, Furtado JD, Marcovina SM, Tangney C, Aggarwal NT, Arfanakis K, Sacks FM, Barnes LL. Mediterranean-DASH Intervention for Neurodegenerative Delay (MIND) study: Rationale, design and baseline characteristics of a randomized control trial of the MIND diet on cognitive decline. Contemp Clin Trials. 2021 Mar;102:106270. doi: 10.1016/j.cct.2021.106270. Epub 2021 Jan 9.

    PubMed 33434704
  • Barnes LL, Dhana K, Liu X, Carey VJ, Ventrelle J, Johnson K, Hollings CS, Bishop L, Laranjo N, Stubbs BJ, Reilly X, Agarwal P, Zhang S, Grodstein F, Tangney CC, Holland TM, Aggarwal NT, Arfanakis K, Morris MC, Sacks FM. Trial of the MIND Diet for Prevention of Cognitive Decline in Older Persons. N Engl J Med. 2023 Aug 17;389(7):602-611. doi: 10.1056/NEJMoa2302368. Epub 2023 Jul 18.

    PubMed 37466280
  • Dhana K, Aggarwal NT, Ventrelle J, Voigt RM, Liu X, Agarwal P, Tangney C, Arfanakis K, Sacks FM, Barnes LL. Adherence to the Mediterranean-DASH Intervention for Neurodegenerative Delay (MIND) diet and longitudinal changes in global cognition: a post hoc analysis of the MIND trial. Am J Clin Nutr. 2026 Jul 15;124(3):101433. doi: 10.1016/j.ajcnut.2026.101433. Online ahead of print.

    PubMed 42457038
  • Dhana K, Aggarwal NT, Arfanakis K, Sacks FM, Barnes LL. Dietary intervention and cognition across Alzheimer's disease biomarker levels: The MIND clinical trial. J Alzheimers Dis. 2026 Jun;111(3):1301-1308. doi: 10.1177/13872877261442856. Epub 2026 Apr 25.

    PubMed 42033408
  • Morris MC, Tangney CC, Wang Y, Sacks FM, Barnes LL, Bennett DA, Aggarwal NT. MIND diet slows cognitive decline with aging. Alzheimers Dement. 2015 Sep;11(9):1015-22. doi: 10.1016/j.jalz.2015.04.011. Epub 2015 Jun 15.

    PubMed 26086182
  • 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 Sep;11(9):1007-14. doi: 10.1016/j.jalz.2014.11.009. Epub 2015 Feb 11.

    PubMed 25681666
  • Ventrelle J, Lukaszewicz B, Claysen M, Setia B, Aggarwal NT, Tangney CC; NOURISH Study Team. A framework for monitoring intervention fidelity: The NOURISH trial. Contemp Clin Trials. 2025 Nov;158:108104. doi: 10.1016/j.cct.2025.108104. Epub 2025 Oct 4.

    PubMed 41052713
  • Cherian L, Wang Y, Fakuda K, Leurgans S, Aggarwal N, Morris M. Mediterranean-Dash Intervention for Neurodegenerative Delay (MIND) Diet Slows Cognitive Decline After Stroke. J Prev Alzheimers Dis. 2019;6(4):267-273. doi: 10.14283/jpad.2019.28.

    PubMed 31686099

Questions about this trial

What is this clinical trial studying?

A study testing Behavioral Dietary intervention ( MIND Diet) in people with Cognitive Decline and Dementia, Vascular, run by Rush University Medical Center at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 6 inclusion and 17 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: under way, not looking for participants, as of the sponsor's last update on 2 Oct 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Change in global cognitive score (time frame: 3-years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT04337255, which also lists 11 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 2 Oct 2026.

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