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Showing 25–44 of 20 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Diet Recall Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers

Early Childhood Dietary Assessment Study

NCT07227272
View directory record Official record
Conditions
Dietary Assessment
Interventions
Ecological Momentary Assessment, Traditional 24-hour dietary recall
Other
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
2 Years to 5 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 7, 2026 · Synced Sep 23, 2026, 4:14 PM EDT
Completed Not applicable Interventional

Low Carbohydrate/High Protein Diet to Improve Metabolic Health

NCT03207841
View directory record Official record
Conditions
Spinal Cord, Metabolic Syndrome, Diabetes
Interventions
LC/HP
Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 26, 2023 · Synced Sep 23, 2026, 4:14 PM EDT
Completed Not applicable Interventional

Unsaturated Fatty Acids Enriched-diet to Improve Cardiorespiratory Fitness, Metabolic Flexibility and Glucose Tolerance in Obese Patients

NCT03310099
View directory record Official record
Conditions
Heart Failure With Normal Ejection Fraction, Obesity
Interventions
Increasing daily unsaturated fatty acid consumption
Behavioral
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 17, 2019 · Synced Sep 23, 2026, 4:14 PM EDT
Completed Phase 3 Interventional

Precision Medicine Approach for Early Dementia & Mild Cognitive Impairment

NCT05894954
View directory record Official record
Conditions
Mild Cognitive Impairment, Dementia, Mild
Interventions
Precision Medicine Approach, Hormones and Medications tailored to lab tests, combined with devices that support stress management and brain exercises, Standard-of-Care, Lifestyle including diet, exercise, stress management
Dietary Supplement · Combination Product · Behavioral
Lead sponsor
Alzheimer's Prevention and Reversal Project, Inc.
Other
Eligibility
45 Years to 76 Years
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
6
States / cities
Folsom, California • San Rafael, California • Walnut Creek, California + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Sep 23, 2026, 4:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of a Visual Nutrient Profiling System on Recall of Nutrition Information

NCT01486147
View directory record Official record
Conditions
Healthy
Interventions
Visual nutrient profiling tool, Nutrient ratings table
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 5, 2011 · Synced Sep 23, 2026, 4:14 PM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

A Food Security Intervention for the Prevention of Cancer in Low-income Families

NCT07039630
View directory record Official record
Conditions
Obesity-Related Malignant Neoplasm
Interventions
Food Assistance Programs, Health Promotion and Education, Questionnaire Administration, Survey Administration, Telephone-Based Intervention
Behavioral · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Sep 23, 2026, 4:14 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Gut Microbiota Composition in Hispanic and Non-Hispanic Children.

NCT03990350
View directory record Official record
Conditions
Obesity
Interventions
Fecal Sample Collection, Physical Activity Questionnaire, Food Frequency Questionnaire, 24-hour dietary recall diary
Other
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
6 Years to 12 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Wilmington, Delaware
Source: ClinicalTrials.gov public record
Updated Jun 29, 2020 · Synced Sep 23, 2026, 4:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Alternative Dietary Approaches Online to Promote Tracking

NCT05049005
View directory record Official record
Conditions
Diet Quality, Weight Loss
Interventions
Simplified dietary tracking
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 35 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 11, 2022 · Synced Sep 23, 2026, 4:14 PM EDT
Terminated No phase listed Observational

Gut Microbiome and Depression

NCT05808101
View directory record Official record
Conditions
Multiple Sclerosis, Depression
Interventions
Neuro-QoL T-score determination
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 12, 2024 · Synced Sep 23, 2026, 4:14 PM EDT
Completed No phase listed Observational

National Cancer Institute Food Study

NCT00978406
View directory record Official record
Conditions
Validation Study, Diet Surveys, Nutritional Assessment, Epidemiology, Methodologic Study
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
20 Years to 70 Years
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2020
U.S. locations
1
States / cities
Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 2, 2020 · Synced Sep 23, 2026, 4:14 PM EDT
Recruiting Not applicable Interventional

Mediterranean Diet vs no Dietary Intervention for Improving Signs and Symptoms of Psoriasis in Patients Treated With Anti-IL-17 or Anti-IL-23 Inhibitors

NCT06399432
View directory record Official record
Conditions
Psoriasis
Interventions
Mediterranean Diet
Behavioral
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years to 94 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Sep 23, 2026, 4:14 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Pulse Education and Children

NCT07648446
View directory record Official record
Conditions
Dysbiosis, Cardiometabolic Health Indicators, Education on Feeding and Health Status, Gut Motility
Interventions
Education Only, Education + Pulse Provision, Cooking Class
Other
Lead sponsor
Florida State University
Other
Eligibility
6 Years to 13 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Sep 23, 2026, 4:14 PM EDT
Completed Not applicable Interventional

Unsaturated Fatty Acids to Improve Cardiorespiratory Fitness in Obesity and HFpEF

NCT03966755
View directory record Official record
Conditions
Obesity, Heart Failure With Normal Ejection Fraction
Interventions
UFA dietary recommendations
Behavioral
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 2, 2024 · Synced Sep 23, 2026, 4:14 PM EDT
Completed Not applicable Interventional Results available

Medication Adherence Given Individual SystemCHANGE(TM) in Advancing Nephropathy (MAGICIAN) Pilot Study

NCT04616612
View directory record Official record
Conditions
Chronic Kidney Disease(CKD)
Interventions
SystemCHANGE (TM), Attention Control
Behavioral · Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 99 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 22, 2025 · Synced Sep 23, 2026, 4:14 PM EDT
Withdrawn No phase listed Observational

Diet, Physical Activity and Body Composition Changes During R-CHOP

NCT04293900
View directory record Official record
Conditions
Non-Hodgkin Lymphoma, DLBCL, Diffuse Large B Cell Lymphoma
Interventions
24-hour dietary recall, Hand grip strength, International Physical Activity Questionnaire, Patient-reported outcomes survey, Pittsburgh Sleep Quality Index, Functional Assessment of Cancer Treatment - Lymphoma, urine sample (optional), fecal sample (optional)
Other
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Oct 5, 2020 · Synced Sep 23, 2026, 4:14 PM EDT
Completed No phase listed Observational

Feasibility Study of a Web-Based Automated Self-Administered 24-hour Dietary Recall (ASA 24) and a Physical Activity 24-hour Recall

NCT01164254
View directory record Official record
Conditions
Cancer
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
50 Years to 75 Years
Enrollment
627 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Sep 23, 2026, 4:14 PM EDT
Withdrawn Not applicable Interventional

The Brain Ketone Body Challenge Imaging Study

NCT03204604
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Challenge A - low calorie Ensure®, Challenge B - Ensure® plus ketone esters (KE), PET Scan, Cognitive Testing - FCSRT, Story Recall, BVRT, CogState One Card Learning
Dietary Supplement · Procedure · Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
50 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 18, 2019 · Synced Sep 23, 2026, 4:14 PM EDT
Completed Not applicable Interventional Results available

Mi Propio Camino Intervention RCT for Blood Pressure Medication Adherence

NCT04585594
View directory record Official record
Conditions
Hypertension, Medication Adherence
Interventions
Mi Propio Camino (MPC), Habilidades para Controlar la Presion (HCP; Skills for Blood Pressure Control)
Behavioral
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
511 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Sep 23, 2026, 4:14 PM EDT
Terminated Not applicable Interventional

Resting Energy Expenditure in Patients With Cystic Fibrosis: A Pilot Study

NCT03699982
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Daily calorie target based on resting energy expenditure
Other
Lead sponsor
CAMC Health System
Other
Eligibility
6 Years to 99 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Charleston, West Virginia
Source: ClinicalTrials.gov public record
Updated Nov 17, 2024 · Synced Sep 23, 2026, 4:14 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Dairy Intake and Brain Health in Aging

NCT02245035
View directory record Official record
Conditions
Aged Healthy Volunteer
Interventions
Not listed
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
60 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Mar 20, 2017 · Synced Sep 23, 2026, 4:14 PM EDT