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ClinicalTrials.gov public records Last synced Nov 3, 2026, 5:20 AM EST

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Showing 1657–1680 of 1,729 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Dietary Modification Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Targeting the Microbiome to Improve Clinical Outcomes in Bipolar Disorder

NCT02855762
View directory record Official record
Conditions
Bipolar Disorder
Interventions
High polyunsaturated fatty acid diet.
Other
Lead sponsor
Melvin McInnis, MD
Other
Eligibility
25 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Feb 1, 2019 · Synced Nov 3, 2026, 5:20 AM EST
Terminated Phase 1Phase 2 Interventional Results available

"CHANGE COVID-19 Severity"

NCT04941703
View directory record Official record
Conditions
COVID-19 Infection
Interventions
Magnesium Citrate plus probiotic
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 99 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 13, 2023 · Synced Nov 3, 2026, 5:20 AM EST
Active, not recruiting No phase listed Observational Accepts healthy volunteers

The CALERIE™ Legacy Study

NCT05651620
View directory record Official record
Conditions
Calorie Restriction
Interventions
Not listed
Lead sponsor
Tufts University
Other
Eligibility
33 Years to 70 Years
Enrollment
216 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
3
States / cities
Baton Rouge, Louisiana • Boston, Massachusetts • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Nov 3, 2026, 5:20 AM EST
Completed Not applicable Interventional

Effects of Almonds On Endothelial Function In Patients With Coronary Artery Disease

NCT01038362
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
NCEP Step 1 diet plus Almonds, No Almonds
Other
Lead sponsor
Boston University
Other
Eligibility
21 Years to 80 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 23, 2009 · Synced Nov 3, 2026, 5:20 AM EST
Completed Not applicable Interventional Accepts healthy volunteers

Pilot Feasibility of Rice Bran Supplementation in Nicaraguan Children

NCT02615886
View directory record Official record
Conditions
Dietary Rice Bran Supplementation
Interventions
Observational Control, Rice bran
Other · Dietary Supplement
Lead sponsor
Colorado State University
Other
Eligibility
4 Months to 13 Months
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 19, 2017 · Synced Nov 3, 2026, 5:20 AM EST
Completed Not applicable Interventional

Healthy Homes/Healthy Kids_5-9

NCT01084590
View directory record Official record
Conditions
Obesity, Injury
Interventions
Healthy Eating/Physical Activity, Safety/Injury Prevention
Behavioral
Lead sponsor
HealthPartners Institute
Other
Eligibility
5 Years to 9 Years
Enrollment
421 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
Bloomington, Minnesota • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 27, 2015 · Synced Nov 3, 2026, 5:20 AM EST
Completed Not applicable Interventional Results available

The Breakfast Study

NCT05986097
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Breakfast
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 80 Years
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Nov 3, 2026, 5:20 AM EST
Completed Not applicable Interventional

Comparing the Effectiveness of 2 Diets for Patients With Irritable Bowel Syndrome

NCT01624610
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Dietary intervention
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
2
States / cities
Indianapolis, Indiana • Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 31, 2016 · Synced Nov 3, 2026, 5:20 AM EST
Terminated No phase listed Observational

Attitudes Toward Physical Activity and Nutrition Intervention During Cancer Treatment

NCT02887196
View directory record Official record
Conditions
Breast Neoplasms, Body Weight Changes
Interventions
Not listed
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Jul 23, 2021 · Synced Nov 3, 2026, 5:20 AM EST
Recruiting Not applicable Interventional

Real-time Engagement for Learning to Effectively Control Type 2 Diabetes

NCT06375460
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Lifestyle, Hyperglycemia, Physical Inactivity
Interventions
Focused App Prompt, No App Prompt
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
14 Years to 26 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Nov 3, 2026, 5:20 AM EST
Completed Not applicable Interventional Results available

Improving Quality of Life for Adults Living With HIV and Chronic Pain

NCT05055596
View directory record Official record
Conditions
HIV Infections, Chronic Pain
Interventions
Tai Chi, Health Coaching
Behavioral
Lead sponsor
Temple University
Other
Eligibility
45 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Nov 3, 2026, 5:20 AM EST
Completed Not applicable Interventional

Omega-3 Fatty Acids in Preventing Joint Symptoms in Patients With Stage I-III Breast Cancer Receiving Anastrozole, Exemestane, or Letrozole

NCT01478477
View directory record Official record
Conditions
Recurrent Breast Cancer, Stage IA Breast Cancer, Stage IB Breast Cancer, Stage II Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer
Interventions
omega-3 fatty acid supplement, Placebo, Clinical assessments, Assessment of therapy complications, Magnetic Resonance Imaging, Correlative/special studies
Dietary Supplement · Other · Procedure
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 27, 2023 · Synced Nov 3, 2026, 5:20 AM EST
Completed Not applicable Interventional

Theory-based HIV Disclosure Intervention for Parents

NCT04051177
View directory record Official record
Conditions
HIV/AIDS, Disclosure
Interventions
Interactive Communication with Openness, Passion, and Empowerment "ICOPE", Nutrition Curriculum
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
791 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 9, 2019 · Synced Nov 3, 2026, 5:20 AM EST
Recruiting Not applicable Interventional

Nutritional Prehabilitation to Improve Cancer Outcomes (N-PICO)

NCT07072377
View directory record Official record
Conditions
Malnutrition, Cancer-related Malnutrition, Quality of Life (QOL), Nutritional Support, Nutritional Interventions, Rural Health
Interventions
Intensity of Nutritional Intervention, Remote or In-Person
Behavioral
Lead sponsor
University of Vermont Medical Center
Other
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Nov 3, 2026, 5:20 AM EST
Withdrawn Not applicable Interventional

Isoleucine Addition Treatment Effects in a Controlled Diet Study

NCT07329088
View directory record Official record
Conditions
Prediabetes (Insulin Resistance, Impaired Glucose Tolerance), Metabolic Syndrome (MetS), Obesity & Overweight
Interventions
L-Isoleucine, Low-isoleucine diet
Dietary Supplement · Other
Lead sponsor
Jean L. Fry
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Nov 3, 2026, 5:20 AM EST
Completed Not applicable Interventional Accepts healthy volunteers

Gluten and Amylase Trypsin Inhibitors (ATI) Free Diet

NCT03443180
View directory record Official record
Conditions
Type1diabetes
Interventions
Gluten and Amylase Trypsin Inhibitors (ATI)-free diet
Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
2 Years to 23 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 29, 2025 · Synced Nov 3, 2026, 5:20 AM EST
Not yet recruiting Not applicable Interventional

A Study Comparing Continuous Glucose Monitoring Augmented Nutritional Counseling and Standard of Care Treatment Strategies in a Three-Month Nutrition Intervention

NCT07714759
View directory record Official record
Conditions
Obesity & Overweight, Obese Adolescents, Metabolic Abnormalities
Interventions
Use of an unblinded CGM device
Device
Lead sponsor
University of Florida
Other
Eligibility
13 Years to 17 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Nov 3, 2026, 5:20 AM EST
Completed Phase 3 Interventional

Counseling Older Adults to Control Hypertension

NCT01180673
View directory record Official record
Conditions
Hypertension, Vascular Diseases, Cardiovascular Diseases
Interventions
MINT-TLC, Control Condition
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
60 Years and older
Enrollment
251 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 27, 2019 · Synced Nov 3, 2026, 5:20 AM EST
Withdrawn Not applicable Interventional

Study to Evaluate Dietary Modification in Patients With Functional Dyspepsia.

NCT02863822
View directory record Official record
Conditions
Dyspepsia, Dietary Modification
Interventions
Low FODMAP Diet, Choose My Plate Diet
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Park Ridge, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 3, 2024 · Synced Nov 3, 2026, 5:20 AM EST
Terminated Not applicable Interventional Accepts healthy volunteers

Does Dietary and Lifestyle Counseling Prevent Excessive Weight Gain During Pregnancy? A Randomized Controlled Trial

NCT00792480
View directory record Official record
Conditions
Obesity, Pregnancy
Interventions
Dietary and lifestyle counseling
Behavioral
Lead sponsor
Carolinas Medical Center
Other
Eligibility
18 Years to 49 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 18, 2008 · Synced Nov 3, 2026, 5:20 AM EST
Recruiting Not applicable Interventional

Intermittent Fasting in Prostate Cancer Patients Receiving Androgen Deprivation Therapy

NCT06172283
View directory record Official record
Conditions
Prostate Cancer
Interventions
Intermittent Fasting
Other
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Nov 3, 2026, 5:20 AM EST
Recruiting Not applicable Interventional Accepts healthy volunteers

Impact of Native Chicory Inulin on Change and Persistence of Gut Microbiota

NCT06528041
View directory record Official record
Conditions
Healthy
Interventions
Inulin, Maltodextrin
Other
Lead sponsor
Purdue University
Other
Eligibility
18 Years to 45 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced Nov 3, 2026, 5:20 AM EST
Completed Not applicable Interventional Accepts healthy volunteers

Low-intensity Resistance Exercise and Diet on Arterial Function and Blood Pressure

NCT01371370
View directory record Official record
Conditions
Obesity, Pre-hypertension, Hypertension
Interventions
Resistance exercise training, Hypocaloric diet, Resistance exercise training & diet
Other
Lead sponsor
Florida State University
Other
Eligibility
40 Years to 65 Years · Female only
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Aug 5, 2014 · Synced Nov 3, 2026, 5:20 AM EST
Completed Phase 1 Interventional

Use of the Atkins Diet for Children With Sturge Weber Syndrome

NCT00639730
View directory record Official record
Conditions
Epilepsy, Sturge Weber Syndrome
Interventions
modified Atkins diet
Dietary Supplement
Lead sponsor
Johns Hopkins University
Other
Eligibility
2 Years to 18 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 27, 2010 · Synced Nov 3, 2026, 5:20 AM EST