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ClinicalTrials.gov public records Last synced Oct 20, 2026, 8:41 AM EDT

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Showing 145–168 of 795 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Diet Modification Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Microalgae Extract Phaeosol Combined to Exercise in Healthy Overweight Women : Efficacy on Body Weight Management

NCT04761406
View directory record Official record
Conditions
Overweight and Obesity, Body Weight Changes, Healthy Lifestyle, Exercise, Dietary Supplement
Interventions
Phaeosol group, Placebo group
Dietary Supplement
Lead sponsor
Microphyt
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Nov 8, 2023 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Parents as the Agent of Change for Childhood Obesity

NCT01197443
View directory record Official record
Conditions
Obesity
Interventions
Parent-only Group, Parent + Child Group
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
8 Years to 12 Years
Enrollment
152 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Dec 2, 2015 · Synced Oct 20, 2026, 8:41 AM EDT
Recruiting Not applicable Interventional

Food for Thought - A Nutrition Intervention for Women Undergoing Active Treatment for Triple Negative Breast Cancer

NCT06582615
View directory record Official record
Conditions
Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Triple-Negative Breast Carcinoma
Interventions
Biospecimen Collection, Cognitive Assessment, Dietary Intervention, Medical Device Usage and Evaluation, Questionnaire Administration
Procedure · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
40 Years to 65 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
New Haven, Connecticut • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Help Everyone Assess Risk Today: LEnten Nutrition Study (HEART-LENS)

NCT05057650
View directory record Official record
Conditions
Cardiovascular Morbidity, Risk Reduction, Nutrition Disorders
Interventions
Vegan diet
Dietary Supplement
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 1, 2021 · Synced Oct 20, 2026, 8:41 AM EDT
Terminated Not applicable Interventional Results available

Dietary Interventions in Asthma Treatment: Sprouts Study

NCT01183923
View directory record Official record
Conditions
Asthma, Allergy
Interventions
Broccoli Sprouts, Alfalfa Sprouts
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 49 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 4, 2019 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Building an Evidence Base for Weight Loss Strategies Among Those With Chronic SCI-The GLB-SCI+

NCT03874988
View directory record Official record
Conditions
Spinal Cord Injuries, Obesity, Weight Loss, Diet Modification
Interventions
Portion-Controlled Meals, Enhanced Self-Monitoring, GLB-SCI+
Behavioral
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 15, 2025 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Replacing Starchy Vegetables and Refined Grains With Beef on Cardio-metabolic Disease Risk Factors (S53)

NCT03925142
View directory record Official record
Conditions
Diet Modification
Interventions
Controlled healthy vegetarian diet, Controlled beef diet
Other
Lead sponsor
Purdue University
Other
Eligibility
30 Years to 69 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 8, 2021 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effectiveness of Changing Dietary Fat on Weight Loss

NCT02953158
View directory record Official record
Conditions
Overweight
Interventions
Haas Avocado, Dietary Counseling
Other · Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
20 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 2, 2020 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional

A Low AGE (Advanced Glycation End-product) Dietary Intervention for Breast Cancer Survivors

NCT05265715
View directory record Official record
Conditions
Breast Cancer
Interventions
Low AGE diet, Research blood draw
Other · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
14 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 Jan 8, 2025 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional

Pilot Study Using a Dietary Intervention for Children With Irritable Bowel Syndrome

NCT01018498
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Restricted FODMAPs diet
Behavioral
Lead sponsor
Baylor College of Medicine
Other
Eligibility
7 Years to 17 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 18, 2018 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Phase 4 Interventional Results available

Semaglutide Treatment, Appetite, and Eating Behavior: Long-term Effects

NCT05548647
View directory record Official record
Conditions
Obesity
Interventions
Behavioral Treatment, Placebo, Semaglutide 2.4 MG/0.75 ML Subcutaneous Solution [WEGOVY]
Behavioral · Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 70 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional

A 12-week Pilot Nutrition Intervention for Children With New Diagnosis of Stage 3 Type 1 Diabetes (T1D)

NCT06640478
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
NUTRI-Beta Counseling, Standard dietary counseling, Free weekly produce foods
Other · Dietary Supplement
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
6 Years to 17 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional

Healthcare Text Messaging to Improve Diet, Physical Activity and Weight Loss in a Pediatric Lipid Clinic

NCT02228278
View directory record Official record
Conditions
Pediatric Obesity
Interventions
Group A, Group B
Behavioral · Other
Lead sponsor
University of Florida
Other
Eligibility
11 Years to 21 Years
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
3
States / cities
Gainesville, Florida • Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Lifestyle Education for Activity and Nutrition for a Leaner You

NCT00957008
View directory record Official record
Conditions
Body Weight Changes, Overweight
Interventions
Group weight loss program, Group weight loss program plus use of the Senseware Armband, Use of the senseware armband alone program
Behavioral · Other · Device
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
197 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 19, 2019 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional

A Trial of Two Diets for Weight and Diabetes Management

NCT00729196
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Obesity
Interventions
Lifestyle Modification
Behavioral
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 1, 2011 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The WORLD (Weight Optimization: Revamping Lifestyles Using the Dietary Guidelines) Study - Developing, Implementing, and Testing an Education Program

NCT00847574
View directory record Official record
Conditions
Obesity, Cardiovascular Disease
Interventions
Moderate-fat, Lower-fat
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
21 Years to 50 Years · Female only
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 18, 2023 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional

Comparison of Healthy Diets on Breast Cancer Markers

NCT02744079
View directory record Official record
Conditions
Breast Neoplasms
Interventions
Low carbohydrate diet, Low fat diet
Behavioral
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
21 Years and older · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Aug 31, 2020 · Synced Oct 20, 2026, 8:41 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Lifestyle Intervention for Healthy Change

NCT05956574
View directory record Official record
Conditions
Overweight and Obesity
Interventions
Nutrigenomix, personalized dietary plan, Physical Activity, Behavioral counseling, Standard Dietary plan
Behavioral
Lead sponsor
Augusta University
Other
Eligibility
18 Years to 40 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 19, 2025 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional Results available

Effect of Low Carbohydrate Versus Low Fat Diet in the Treatment of Dyslipidemia in Obese Children With Metabolic Syndrome

NCT03937960
View directory record Official record
Conditions
Metabolic Syndrome, Obesity, Dyslipidemias
Interventions
Carbohydrate restricted group, Standard low fat diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
10 Years to 18 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Dec 22, 2022 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Development of an Adaptive Treatment for Weight Loss in People With Prediabetes

NCT04745572
View directory record Official record
Conditions
PreDiabetes, Obesity
Interventions
High Carbohydrate Diet, Reduced Carbohydrate Diet
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 75 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Apr 27, 2025 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional

Understanding the Mechanism(s) of Action on the Modified Atkins Diet for Epilepsy: Human Brain Tissues

NCT02565966
View directory record Official record
Conditions
Epilepsy
Interventions
Modified Atkins Diet (MAD)
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
2
States / cities
Livingston, New Jersey • New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 18, 2020 · Synced Oct 20, 2026, 8:41 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Pulses: Optimizing Pulse Consumption for Cardiometabolic Health

NCT06861153
View directory record Official record
Conditions
Cardiovascular (CV) Risk, Healthy Eating Index, HbA1c, Lipid Profile, CRP
Interventions
Pulses 1.5 cups Group, Pulses 3 cups Group, My Plate Group (Control)
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 75 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
2
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 19, 2025 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pilot Study of a Dietary Intervention Based Upon Advanced Glycation End Products

NCT01402973
View directory record Official record
Conditions
Healthy Adults
Interventions
Dietary
Other
Lead sponsor
United States Department of Agriculture (USDA)
Federal
Eligibility
50 Years to 69 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Beltsville, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 23, 2011 · Synced Oct 20, 2026, 8:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nutrition Interventions for Cognitive Enhancement

NCT03841539
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Mediterranean Diet, Study Supplement, Low-fat Diet
Behavioral · Dietary Supplement
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
65 Years and older
Enrollment
209 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 7, 2024 · Synced Oct 20, 2026, 8:41 AM EDT