Essential Fats For Enhancing Cognitive Thinking (EFFECT) Study
NCT ID: NCT06223672
Last Updated: 2025-08-08
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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RECRUITING
NA
88 participants
INTERVENTIONAL
2024-02-07
2026-05-31
Brief Summary
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Detailed Description
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1. To measure the impact of dietary fats on postprandial cognitive function in adults who report subjective cognitive complaints.
2. To assess the effect of dietary fat consumption on the gut-brain axis in relationship to cognitive function.
Conditions
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Study Design
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RANDOMIZED
CROSSOVER
TREATMENT
SINGLE
Study Groups
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Walnuts
consumption of walnuts every day
Walnuts
56g of walnuts consumed each day for 7 days
White chocolate-style bar
consumption of a white chocolate-style bar every day
Simply White Diary-free chocolate bar
68g of the white chocolate style-bar each day for 7 days
Interventions
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Walnuts
56g of walnuts consumed each day for 7 days
Simply White Diary-free chocolate bar
68g of the white chocolate style-bar each day for 7 days
Eligibility Criteria
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Inclusion Criteria
* BMI ≥30 kg/m2
* HbA1C \<6.5%
Exclusion Criteria
* Montreal Cognitive Assessment (MoCA) score of \<26
* Current or previous diagnosis of Diabetes or use of diabetes medications
* Current diagnosis of or current treatment of cancer other than non-melanoma skin cancer
* Gastrointestinal diseases or disorders (including pancreatic and gastric bypass surgery) where consumption of the study foods would be contraindication or where the disease or disorder could negatively affect nutrient absorption and/or would prevent participants from tolerating the study foods
* Hyperthyroidism diagnosis
* Food Allergy or intolerances
* Any dietary restriction where consumption of the study foods, study meals/snack or meal challenge or any ingredient would be contraindicated
* Use of some oil supplements in the past 4 weeks prior to enrolling
* Pregnancy and lactation
* Inability to access veins for venipuncture
* Antibiotic use in the past month
* Psychostimulant or nootropic medication use
* Current use of supplements or medications for weight loss or following a weight loss program
* Severe or uncontrolled autoimmune diseases
* Current or previous diagnosis of severe kidney failure, liver cirrhosis and some pulmonary diseases
* Heart disease events (including stroke or heart attack) within last 3 months prior to enrollment
* Alcohol or drug abuse
40 Years
75 Years
ALL
No
Sponsors
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United States Department of Agriculture (USDA)
FED
The California Walnut Commission
UNKNOWN
Ohio State University
OTHER
Responsible Party
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Martha Belury
Professor and Chair, Food Science and Technology
Principal Investigators
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Martha Belury, PhD, RDN
Role: PRINCIPAL_INVESTIGATOR
Ohio State University
Locations
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The Ohio State University
Columbus, Ohio, United States
Countries
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Central Contacts
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Facility Contacts
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Other Identifiers
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2023H0111
Identifier Type: -
Identifier Source: org_study_id
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