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ClinicalTrials.gov public records Last synced Sep 25, 2026, 4:48 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Diet Quality Clear all
Completed Not applicable Interventional Results available

Veterans Achieving Weight Loss and Optimizing Resilience-Using Protein

NCT03835416
View directory record Official record
Conditions
Prediabetes, Obesity
Interventions
Foods rich in high quality protein
Dietary Supplement
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
55 Years and older · Male only
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 5, 2025 · Synced Sep 25, 2026, 4:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Food as Medicine: Evaluating the Impact of Home-delivered Vegetables and Whole Grains on Diet of Food-insecure Families

NCT04639687
View directory record Official record
Conditions
Food Insecurity, Nutrition Poor
Interventions
Food as Medicine Delivery
Behavioral
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
10 Years and older
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated May 27, 2021 · Synced Sep 25, 2026, 4:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a Daily Time-Restricted Feeding Protocol on Diet Quality

NCT04348019
View directory record Official record
Conditions
Diet, Healthy, Weight Change, Body, Dyslipidemias, Blood Pressure
Interventions
Fasting
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Dec 1, 2021 · Synced Sep 25, 2026, 4:48 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of a Fermented Dairy Protein With Prebiotic Fiber on GI Complaints

NCT06946017
View directory record Official record
Conditions
Digestive Health, Quality of Life
Interventions
Fermented dairy protein with prebiotic fiber supplement, Control placebo
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 50 Years
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 25, 2026, 4:48 AM EDT
Completed Not applicable Interventional

Dietary Approaches to Treat Multiple Sclerosis-Related Fatigue Study

NCT02914964
View directory record Official record
Conditions
Multiple Sclerosis, Multiple Sclerosis, Relapsing-Remitting
Interventions
Swank Diet, Wahls Elimination Diet
Behavioral
Lead sponsor
Terry L. Wahls
Other
Eligibility
18 Years to 70 Years
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Sep 25, 2026, 4:48 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Study of the Effect of a Calcium-rich Diet on Bone Health in Girls

NCT01058109
View directory record Official record
Conditions
Bone Health
Interventions
Calcium rich diet
Other
Lead sponsor
Creighton University
Other
Eligibility
9 Years to 9 Years · Female only
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 2008
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Mar 27, 2016 · Synced Sep 25, 2026, 4:48 AM EDT
Completed Not applicable Interventional

The Effects of Fiber Fortified Foods to the Diets of Chronic Kidney Disease Patients

NCT01842087
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
Control Food, Fiber Fortified Food
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 17, 2020 · Synced Sep 25, 2026, 4:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Dietary Guidelines 3 Diets Study

NCT04981847
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Dietary Intervention Meetings
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Sep 25, 2026, 4:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effect of Protandim Supplementation on Oxidative Damage and Athletic Performance

NCT02172625
View directory record Official record
Conditions
Oxidative Stress
Interventions
Protandim Dietary Supplement, Placebo Group
Dietary Supplement · Other
Lead sponsor
University of Louisville
Other
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Feb 11, 2019 · Synced Sep 25, 2026, 4:48 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Tasting Plant Forward Meals

NCT07202988
View directory record Official record
Conditions
Dietary Exposure
Interventions
vegetable combination 1, vegetable combination 2, vegetable combination 3, vegetable combination 4, vegetable combination 5
Other
Lead sponsor
Sara Maksi
Other
Eligibility
18 Years to 25 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Sep 25, 2026, 4:48 AM EDT
Not yet recruiting Not applicable Interventional

Growing Healthy Hearts

NCT07684027
View directory record Official record
Conditions
Cardiovascular (CV) Risk, Behavioral Changes, Gardening, Cooking, Nutrition Education
Interventions
GHH Intervention
Behavioral
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Sep 25, 2026, 4:48 AM EDT
Completed No phase listed Observational

UF-BMT-HSCT-001: A Non-Interventional Study Evaluating Diet in HSCT Survivors

NCT03377010
View directory record Official record
Conditions
Hematopoietic Neoplasm
Interventions
Dietary intake -Food Frequency Questionnaire, Receptivity to Participating in Diet Interventions
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 99 Years
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Sep 16, 2019 · Synced Sep 25, 2026, 4:48 AM EDT
Recruiting Not applicable Interventional

Randomized Evaluation of Voucher Interventions for Value and Effectiveness (REVIVE) in Philippines

NCT07640594
View directory record Official record
Conditions
Food Insecurity, Undernutrition, Diet Quality, Nutrition Knowledge
Interventions
Food Voucher + SBCC (PhP 3,000), Food Voucher + SBCC (PhP 5,000), Food Voucher + SBCC (PhP 8,000)
Behavioral
Lead sponsor
International Food Policy Research Institute
Other
Eligibility
0 Months to 99 Years
Enrollment
5,320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Sep 25, 2026, 4:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nourish: A Digital Health Program to Promote the DASH Eating Plan Among Adults With High Blood Pressure

NCT03875768
View directory record Official record
Conditions
Hypertension, Health Behavior
Interventions
Tracking plus coaching
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
301 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 15, 2024 · Synced Sep 25, 2026, 4:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Healthy Environments Study (HEROs)

NCT04743531
View directory record Official record
Conditions
Health Behavior, Childhood Obesity
Interventions
HEROs
Behavioral
Lead sponsor
Colorado State University
Other
Eligibility
3 Years to 5 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
2
States / cities
Aurora, Colorado • Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 7, 2021 · Synced Sep 25, 2026, 4:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Almonds: Digestive Health and Immune Function of Adults and Children

NCT01973595
View directory record Official record
Conditions
Healthy
Interventions
Almonds, Then no almonds, No Almonds, Then almonds
Dietary Supplement · Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 40 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 25, 2016 · Synced Sep 25, 2026, 4:48 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Maximizing Nutrition Education to Meet Dietary and Food Security of Children and Parents

NCT05196763
View directory record Official record
Conditions
Nutrition, Healthy, Hunger, Diet, Healthy, Food Habits
Interventions
the Supplemental Nutrition Assistance Program-Education
Behavioral
Lead sponsor
Purdue University
Other
Eligibility
5 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated May 30, 2025 · Synced Sep 25, 2026, 4:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Resistant Starch Blend Gastrointestinal Impact

NCT03983772
View directory record Official record
Conditions
Quality of Life, Health, Subjective
Interventions
RS blend, Placebo
Dietary Supplement · Other
Lead sponsor
Metagenics, Inc.
Industry
Eligibility
21 Years to 65 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Gig Harbor, Washington
Source: ClinicalTrials.gov public record
Updated Apr 5, 2022 · Synced Sep 25, 2026, 4:48 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Comparison of Four Qualia Sleep Formulations on Sleep Quality : An Open-label 4-arm Pilot Study

NCT07744971
View directory record Official record
Conditions
Sleep Quality
Interventions
Qualia Sleep Formula A, Qualia Sleep Formula B, Qualia Sleep Formula C, Qualia Sleep Formula D
Dietary Supplement
Lead sponsor
Qualia Life Sciences
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Carlsbad, California
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Sep 25, 2026, 4:48 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Methylation Diet and Lifestyle Study

NCT03472820
View directory record Official record
Conditions
Lifestyle, Diet, Healthy
Interventions
Diet Recommendations, Lifestyle Recommendations, Exercise Recommendations, Stress Management Recommendations, PhytoGanix (tropical fruit flavor), UltraFlora Intensive Care
Other
Lead sponsor
National University of Natural Medicine
Other
Eligibility
50 Years to 72 Years · Male only
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 5, 2024 · Synced Sep 25, 2026, 4:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Potential Effects of Inofolic Plus on Abnormal Ovarian Reserve Parameters in Subfertile Women

NCT01290432
View directory record Official record
Conditions
Infertility, Female
Interventions
Inofolic Plus
Dietary Supplement
Lead sponsor
Palm Beach Center for Reproductive Medicine
Other
Eligibility
18 Years to 42 Years · Female only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Wellington, Florida
Source: ClinicalTrials.gov public record
Updated May 24, 2012 · Synced Sep 25, 2026, 4:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Environmental Nudges on Dietary Quality

NCT06119165
View directory record Official record
Conditions
Healthy Diet
Interventions
Environmental nudges
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 25 Years
Enrollment
2,132 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 2, 2024 · Synced Sep 25, 2026, 4:48 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Evaluation of RSB11-HI Postbiotic Supplementation for Supporting Weight Management, Metabolic Wellness, and Quality of Life in Healthy Adults

NCT07788833
View directory record Official record
Conditions
Healthy Adults
Interventions
RSB11-HI Heat-Inactivated Postbiotic, Placebo
Dietary Supplement · Other
Lead sponsor
Able Biolabs, LLC
Other
Eligibility
18 Years to 55 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Sep 25, 2026, 4:48 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Digital Intervention Participation in DASH

NCT04515303
View directory record Official record
Conditions
Hypertension, Dietary Quality, Recruitment, Cardiovascular Diseases
Interventions
Diverse Intervention Participation in DASH
Other
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Storrs, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 26, 2021 · Synced Sep 25, 2026, 4:48 AM EDT