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Showing 1–24 of 66 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Food Habits Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers

Encouraging a Plant Based Diet in an Underserved Urban Population

NCT06090409
View directory record Official record
Conditions
Food Neophobia, Food Preferences, Dietary Habits
Interventions
Implementing free/subsidized agricultural produce to encourage a plant-based diet.
Other
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Sep 30, 2024 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ultra-Processed Foods and Executive Function

NCT06518863
View directory record Official record
Conditions
Diet Habit
Interventions
Education
Behavioral
Lead sponsor
Oklahoma State University
Other
Eligibility
18 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Stillwater, Oklahoma
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Sep 6, 2026, 1:57 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Early Avocado Exposure on Development and the Gut Microbiome in American Hispanic Infants

NCT06876935
View directory record Official record
Conditions
Gut Microbiome, Neurocognitive Correlates of Eating Habits, Infant Growth
Interventions
Daily avocado
Other
Lead sponsor
Arizona State University
Other
Eligibility
3 Months to 6 Months
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 26, 2025 · Synced Sep 6, 2026, 1:57 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Personalized Nutrition Education in Improving Eating Habits of Healthy Participants Who Eat an Unhealthy Diet

NCT00301678
View directory record Official record
Conditions
Unspecified Adult Solid Tumor, Protocol Specific
Interventions
behavioral dietary intervention, educational intervention, preventative dietary intervention
Behavioral · Other
Lead sponsor
Brown University
Other
Eligibility
18 Years and older
Enrollment
2,520 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2001
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Sep 16, 2013 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Food Swaps to Improve the Healthfulness and Reduce the Carbon Footprint of Grocery Purchases

NCT06648226
View directory record Official record
Conditions
Food Selection, Nutrition, Food Preferences, Dietary Habits, Sustainability, Healthy Diet
Interventions
Health swaps, Climate swaps, Combined health and climate swaps, Control
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
1,201 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Sep 6, 2026, 1:57 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Integrating Food Rx With Best Feeding Practices With EFNEP

NCT05881759
View directory record Official record
Conditions
Dietary Habits, Childhood Obesity, Food Selection, Feeding Behavior
Interventions
BEST study - Nutrition education only, BEST study - Nutrition education and feeding practices, BEST study - Nutrition education, feeding practices, and Food Rx
Behavioral
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 64 Years
Enrollment
375 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Sep 6, 2026, 1:57 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

School Lunch Salad Bars and Fruit and Vegetable Consumption

NCT03283033
View directory record Official record
Conditions
Children, Only, Behavior, Eating, School, Obesity, Food Selection, Food Habits, Diet Modification, Adolescent Behavior
Interventions
New salad bar, Marketing
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
6 Years to 18 Years
Enrollment
7,491 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 23, 2023 · Synced Sep 6, 2026, 1:57 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Development and Validation of the Food Acceptability Questionnaire

NCT00412724
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 6, 2012 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Keys to Healthy Family Child Care Homes

NCT01814215
View directory record Official record
Conditions
Obesity
Interventions
Keys to Healthy Family Child Care Homes
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Months and older
Enrollment
805 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 7, 2016 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sensitive Periods in Human Flavor Learning

NCT01667549
View directory record Official record
Conditions
Development
Interventions
Timing of Diet and Flavor Experience
Other
Lead sponsor
Monell Chemical Senses Center
Other
Eligibility
2 Weeks to 3 Weeks
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 8, 2019 · Synced Sep 6, 2026, 1:57 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

The Daily Habits Survey

NCT00456456
View directory record Official record
Conditions
Food Consumption, Sleep, and Behavior
Interventions
Not listed
Lead sponsor
American University
Other
Eligibility
11 Years to 17 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2006
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Apr 4, 2007 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Phase 4 Interventional

The Use of Cyproheptadine in Pediatric Feeding Disorders

NCT06751290
View directory record Official record
Conditions
Pediatric Feeding Disorder, Chronic, Avoidant Restrictive Food Intake Disorder
Interventions
Cyproheptadine, Nutritional Counseling, Behavioral Counseling
Drug · Behavioral
Lead sponsor
University of Miami
Other
Eligibility
2 Years to 6 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Preliminary Effect of Food Processing and Sweeteners on Glycemic and Metabolic Measures

NCT05658757
View directory record Official record
Conditions
Blood Sugar; High, Blood Pressure, Dietary Habits
Interventions
Regular sweetened commercial foods, Allulose sweetened commercial foods, Whole and minimally processed and sweetened foods
Other
Lead sponsor
University of California, Irvine
Other
Eligibility
20 Years to 99 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated May 2, 2023 · Synced Sep 6, 2026, 1:57 PM EDT
Not listed Not applicable Interventional

Metabolomics Initiative: Mediterranean-amplified vs Habitual Western Diet on Food Signatures, Health, and Microbiome

NCT05500976
View directory record Official record
Conditions
Dietary Habits
Interventions
Semi-controlled dietary intervention - Western, Semi-controlled dietary intervention - MiniMed
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
30 Years to 69 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 26, 2024 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impact of Behavioral Economic Strategies on Low-Income Older Adults' Food Choices in Online Retail Settings

NCT04766034
View directory record Official record
Conditions
Diet Habit
Interventions
Simulated Grocery Shopping Exercise
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 99 Years
Enrollment
7,710 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 8, 2023 · Synced Sep 6, 2026, 1:57 PM EDT
Recruiting Not applicable Interventional

The Florida ASCENT Study

NCT07042243
View directory record Official record
Conditions
Cancer, Food Deprivation, Food Habits, Food Selection, Colorectal Cancer, Prostate Cancer, Lung Cancer, Breast Cancer, Gynecologic Cancer, Hematologic Cancer, Skin Cancer, Melanoma, Nutrition Poor, Nutritional Deficiency
Interventions
MyCarePulse and ASCENT PN
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study of the Effectiveness of Breakfast Recommendations On Reducing Body Weight

NCT01781780
View directory record Official record
Conditions
Obesity, Food Habits
Interventions
General Nutrition Recommendations, Breakfast Recommendation, No Breakfast Recommendation
Behavioral
Lead sponsor
David Allison, Phd
Other
Eligibility
20 Years to 65 Years
Enrollment
309 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
4
States / cities
Birmingham, Alabama • Denver, Colorado • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 18, 2014 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Time to Eat Study - Pilot

NCT03590847
View directory record Official record
Conditions
Overweight
Interventions
Intermittent Fasting
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
65 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 5, 2024 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Not applicable Interventional

Promoting Self-Regulation Skills and Healthy Eating Habits in Early Head Start

NCT03958214
View directory record Official record
Conditions
Poverty
Interventions
Recipe 4 Success, Usual practice Early Head Start
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
2 Years to 3 Years
Enrollment
244 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 26, 2020 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Translational Health After School Program on Health-Related Knowledge/Behaviors and Exercise Perception

NCT02932813
View directory record Official record
Conditions
Changes in Physical Fitness, Changes in Diet, Food, and Nutrition Habits, Changes in Child Health
Interventions
THINK Program
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
8 Years to 12 Years
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Coral Gables, Florida
Source: ClinicalTrials.gov public record
Updated Oct 16, 2017 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impact of Warnings on Sugar-Sweetened Beverages

NCT04223687
View directory record Official record
Conditions
Dietary Habits
Interventions
Sugar-Sweetened Beverage Warning Label, Neutral label
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
326 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 31, 2021 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Feasibility of Strategies to Increase SNAP Fruit and Vegetable Incentive Program Use for Families With Food Insecurity

NCT06593028
View directory record Official record
Conditions
Dietary Habits
Interventions
Veggie Vouchers pilot
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 6, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Implementation of Innovative Food Prescription Programs in Older Adults

NCT06324630
View directory record Official record
Conditions
Food Preferences, Food Habits
Interventions
Produce Prescription Delivery, Healthy Meal Kit Delivery, Produce Prescription Mobile Market
Other
Lead sponsor
University at Buffalo
Other
Eligibility
65 Years and older
Enrollment
168 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Sep 6, 2026, 1:57 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Mobile Application to Create Healthy Food Preparation Habits for Patients With Diabetes and Prediabetes

NCT05726409
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Pre Diabetes
Interventions
Mobile application
Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 12, 2023 · Synced Sep 6, 2026, 1:57 PM EDT