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Showing 1–24 of 181 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Dietary Quality Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers

Strong Families Start at Home/Familias Fuertes Comienzan en Casa

NCT06099288
View directory record Official record
Conditions
Metabolic Syndrome, Protection Against, Diet, Healthy
Interventions
Home-Based Video and Motivational Interviewing Intervention, Read Educate and Develop Youth (READY) Comparison
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years and older
Enrollment
257 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated May 6, 2025 · Synced Jul 22, 2026, 6:41 PM EDT
Active, not recruiting Not applicable Interventional

Telehealth for the Self-Management of Dietary Quality of Life in Patients After Stomach Cancer Surgery

NCT05203627
View directory record Official record
Conditions
Gastric Carcinoma, Gastroesophageal Junction Adenocarcinoma
Interventions
Best Practice, Questionnaire Administration, Telemedicine Visit
Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
21 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Jan 4, 2026 · Synced Jul 22, 2026, 6:41 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Promoting Physical Activity and Healthy Eating in Latinas

NCT06979297
View directory record Official record
Conditions
Physical Inactivty, Physical Activity, Diet Quality
Interventions
Web-based physical activity and diet intervention, Wait-list control arm
Behavioral · Other
Lead sponsor
Brown University
Other
Eligibility
18 Years and older · Female only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jun 2, 2025 · Synced Jul 22, 2026, 6:41 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Higher Protein Diet and Exercise for Optimal Weight Loss in Elderly Women

NCT00912210
View directory record Official record
Conditions
Bone and Body Composition, Obesity, Metabolic Syndrome, Physical Function, Quality of Life
Interventions
Whey protein isolate, Maltodextrin powder supplement
Dietary Supplement
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
60 Years to 80 Years · Female only
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2009
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 2, 2009 · Synced Jul 22, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Researching Engagement With Educational Lifestyle Content

NCT07048483
View directory record Official record
Conditions
Diet Quality
Interventions
Nutrition Education, control group
Behavioral · Other
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 14, 2025 · Synced Jul 22, 2026, 6:41 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Physiological and Dietary Characteristics of Boys and Girls High School Basketball Players

NCT05658159
View directory record Official record
Conditions
Bone Health
Interventions
Vitamin D, DXA scan, Nutrition analysis
Diagnostic Test · Other
Lead sponsor
PepsiCo Global R&D
Industry
Eligibility
14 Years to 19 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Bradenton, Florida
Source: ClinicalTrials.gov public record
Updated Jan 9, 2024 · Synced Jul 22, 2026, 6:41 PM EDT
Terminated Not applicable Interventional

Reducing Insulin, Growth Hormones, and Tumors

NCT03785808
View directory record Official record
Conditions
Diet Modification, Lung Cancer
Interventions
Special Diet Therapy (low-carb), Special Diet Therapy (low-fat), Special Diet Therapy (USDA control)
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 11, 2019 · Synced Jul 22, 2026, 6:41 PM EDT
Not yet recruiting Not applicable Interventional

Olive Oil Supplementation for Heart Failure With Reduced Ejection Fraction

NCT07644806
View directory record Official record
Conditions
Heart Failure With Reduced Ejection Fraction (HFrEF)
Interventions
Extra-virgin olive oil
Other
Lead sponsor
Old Dominion University
Other
Eligibility
18 Years to 85 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Jul 22, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Impact of SNAP-Ed Among Bhutanese Adults Residing in New Hampshire

NCT06445452
View directory record Official record
Conditions
Supplemental Nutrition Assistance Program Education, Bhutanese Refugee Adults
Interventions
Direct SNAP-Ed
Behavioral
Lead sponsor
University of New Hampshire
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Manchester, New Hampshire
Source: ClinicalTrials.gov public record
Updated Jun 5, 2024 · Synced Jul 22, 2026, 6:41 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Effect of Incorporating Lean Beef Into a Protein-rich Diet During Resistance Training on Muscle and Tendon Strength in Older Women

NCT04347447
View directory record Official record
Conditions
Sarcopenia, Aging
Interventions
Exercise training
Other
Lead sponsor
Purdue University
Other
Eligibility
60 Years to 80 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 28, 2023 · Synced Jul 22, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Meal-based Comparison of Protein Quality, Complementary Proteins and Muscle Anabolism

NCT03816579
View directory record Official record
Conditions
Protein, Diet, Skeletal Muscle
Interventions
PRO-A, PRO-B, PRO-C
Other
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
45 Years to 60 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 28, 2021 · Synced Jul 22, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nutricity: An mHealth Nutrition Intervention to Improve Diet Quality Among Latino Children

NCT06266468
View directory record Official record
Conditions
Diet Quality
Interventions
Nutricity
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
Not listed
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 23, 2025 · Synced Jul 22, 2026, 6:41 PM EDT
Completed Not applicable Interventional

Intensive Diet and Exercise or Standard of Care in Improving Physical Function and Quality of Life in Patients With Prostate Cancer Undergoing Androgen Deprivation Therapy

NCT02050906
View directory record Official record
Conditions
Recurrent Prostate Cancer, Stage IV Prostate Cancer
Interventions
behavioral dietary intervention, exercise intervention, behavioral activity counseling, telephone based counseling, quality-of-life assessment, questionnaire administration
Behavioral · Other · Procedure
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
Male only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 30, 2024 · Synced Jul 22, 2026, 6:41 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 Jul 22, 2026, 6:41 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Improving Dietary Quality and Social Engagement Through a Virtual Nutrition and Teaching Kitchen Intervention Among Older Veterans With Impaired Mobility

NCT06726083
View directory record Official record
Conditions
Impaired Mobility
Interventions
Nutrition Intervention, Contact Control
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
65 Years and older
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Jul 22, 2026, 6:41 PM EDT
Completed Not applicable Interventional

Personalized Dietary Intervention in Managing Bowel Dysfunction and Improving Quality of Life in Stage I-III Rectosigmoid Cancer Survivors

NCT03063918
View directory record Official record
Conditions
Cancer Survivor, Stage I Rectosigmoid Cancer, Stage II Rectosigmoid Cancer, Stage III Rectosigmoid Cancer
Interventions
Informational Intervention, Quality-of-Life Assessment, Questionnaire Administration, Survey Administration, Telephone-Based Intervention
Other · Behavioral
Lead sponsor
City of Hope Medical Center
Other
Eligibility
21 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
2
States / cities
Tucson, Arizona • Duarte, California
Source: ClinicalTrials.gov public record
Updated Feb 21, 2024 · Synced Jul 22, 2026, 6:41 PM EDT
Not yet recruiting No phase listed Observational Accepts healthy volunteers

Teaching Kitchens Intervention for Older Adults in a Senior Center in New England

NCT07609368
View directory record Official record
Conditions
Dietary Quality
Interventions
Not listed
Lead sponsor
Tufts University
Other
Eligibility
50 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Glastonbury, Connecticut
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Jul 22, 2026, 6:41 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

HDL Function Dietary Supplement Safety and QOL

NCT04097119
View directory record Official record
Conditions
HDL, Health, Subjective
Interventions
Dietary supplementation
Dietary Supplement
Lead sponsor
Metagenics, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 5, 2022 · Synced Jul 22, 2026, 6:41 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

The Dietary Guidelines 3 Diet Patterns Study (DG3D): Phase 2

NCT05254496
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Obesity
Interventions
Dietary Intervention Classes
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 70 Years
Enrollment
198 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 15, 2026 · Synced Jul 22, 2026, 6:41 PM EDT
Completed Not applicable Interventional

Effect of Diet and Exercise in Breast Cancer Survivors

NCT01498536
View directory record Official record
Conditions
Breast Cancer, Obesity
Interventions
aerobic exercise
Behavioral
Lead sponsor
West Virginia University
Other
Eligibility
18 Years to 80 Years · Female only
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Oct 29, 2013 · Synced Jul 22, 2026, 6:41 PM EDT
Recruiting Not applicable Interventional

Impact of a Structured Wellness Behavioral Intervention on Quality of Life in NMOSD

NCT06780709
View directory record Official record
Conditions
Neuromyelitis Optica Spectrum Disorder (NMOSD)
Interventions
Wellness Program and Behavioral Counseling
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 16, 2025 · Synced Jul 22, 2026, 6:41 PM 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 Jul 22, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a Dietary Supplement on Markers of Glucose Control and Quality of Life

NCT05573607
View directory record Official record
Conditions
Blood Glucose
Interventions
Placebo, Chromium
Dietary Supplement
Lead sponsor
The Center for Applied Health Sciences, LLC
Industry
Eligibility
21 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Canfield, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 9, 2022 · Synced Jul 22, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Diet and Sleep Monitoring

NCT03257137
View directory record Official record
Conditions
Sleep, Diet Modification
Interventions
Diet Quality
Other
Lead sponsor
University of Chicago
Other
Eligibility
21 Years to 40 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 21, 2022 · Synced Jul 22, 2026, 6:41 PM EDT