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ClinicalTrials.gov public records Last synced Oct 20, 2026, 4:43 PM EDT

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Showing 217–240 of 795 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Diet Modification Clear all
Completed Not applicable Interventional

S1008: Exercise, Diet, & Counseling in Improving Weight Loss in Overweight Female Breast or Colorectal Cancer Survivors

NCT01453452
View directory record Official record
Conditions
Anxiety Disorder, Breast Cancer, Cognitive/Functional Effects, Colorectal Cancer, Depression, Fatigue, Pain, Psychosocial Effects of Cancer and Its Treatment, Weight Changes
Interventions
behavioral dietary intervention, exercise intervention, counseling intervention, quality-of-life assessment
Behavioral · Other · Procedure
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
Up to 120 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
58
States / cities
Tucson, Arizona • Antioch, California • Fremont, California + 45 more
Source: ClinicalTrials.gov public record
Updated Jan 18, 2020 · Synced Oct 20, 2026, 4:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Motivational Interviewing for Getting Healthy TodaY Study

NCT03410225
View directory record Official record
Conditions
Pregnancy Related, Diet Modification
Interventions
CAMI-TPP, CAMI-Fitness
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
15 Years to 24 Years · Male only
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
3
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 15, 2019 · Synced Oct 20, 2026, 4:43 PM EDT
Completed Not applicable Interventional Results available

Utilizing Protein During Weight Loss to Impact Physical Function and Bone

NCT03819478
View directory record Official record
Conditions
Obesity, Weight Loss, Diet Modification, Aging, Weight Change, Body, Dietary Habits, Osteopenia, Osteoporosis, Bone Loss, Fractures, Bone
Interventions
Weight loss intervention months 0-6, Exercise intervention months 0-6, NutraBio™ CarboMax Supplement, 6-month NutraBio™ 100% Whey Protein Isolate Supplement, 18-month NutraBio™ 100% Whey Protein Isolate Supplement
Behavioral · Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
65 Years to 85 Years
Enrollment
187 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 19, 2024 · Synced Oct 20, 2026, 4:43 PM EDT
Completed Not applicable Interventional

Comparing High and Normal Protein Diets for the Dietary Remission of Type 2 Diabetes

NCT03832933
View directory record Official record
Conditions
Diabetes Type 2, Obesity, Diet Modification
Interventions
High Protein Diet, Standard Protein Diet
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
2
States / cities
Birmingham, Alabama • Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 10, 2022 · Synced Oct 20, 2026, 4:43 PM EDT
Enrolling by invitation Phase 1Phase 2 Interventional

Improving Cardiovascular Health Risks in Adults With Epilepsy on a Modified Atkins Diet

NCT06369571
View directory record Official record
Conditions
Epilepsy, Dyslipidemia
Interventions
Atorvastatin 10mg, Modification of dietary fat composition
Drug · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 20, 2026, 4:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Curves 30/30 Study

NCT04344821
View directory record Official record
Conditions
Weight Loss
Interventions
Curves Calcium, Placebo
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Apr 15, 2020 · Synced Oct 20, 2026, 4:43 PM EDT
Completed Not applicable Interventional

Glioma Modified Atkins-based Diet in Patients With Glioblastoma

NCT02286167
View directory record Official record
Conditions
Glioblastoma Multiforme
Interventions
Diet modification
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
2
States / cities
Baltimore, Maryland • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced Oct 20, 2026, 4:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dietary Seaweed and Early Breast Cancer: A Randomized Trial

NCT01663792
View directory record Official record
Conditions
Seaweed Associated Changes in Healthy Subjects
Interventions
Seaweed, Placebo, Placebo2
Other
Lead sponsor
University of South Carolina
Other
Eligibility
45 Years to 68 Years · Female only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated May 11, 2021 · Synced Oct 20, 2026, 4:43 PM EDT
Completed No phase listed Observational

Improvement Project To Optimizing Nutrition With Higher Protein and Calorie Pediatric Tube Feeding

NCT03017664
View directory record Official record
Conditions
Critically Ill Children
Interventions
Peptide-based enteral formula, Retrospective review of enteral tube feeding formula
Other
Lead sponsor
Société des Produits Nestlé (SPN)
Industry
Eligibility
1 Year to 13 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
2
States / cities
Chicago, Illinois • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 27, 2020 · Synced Oct 20, 2026, 4:43 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Educational, Social Support, and Nutritional Interventions and Their Cumulative Effect on Pregnancy Outcomes and Quality of Life in Teen and Adult Women With Phenylketonuria

NCT01659749
View directory record Official record
Conditions
Pregnancy, Phenylketonuria
Interventions
Metabolic camp
Behavioral
Lead sponsor
Emory University
Other
Eligibility
11 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1995 – 2037
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Oct 20, 2026, 4:43 PM EDT
Completed Not applicable Interventional

Impact of a Ketogenic Diet on Metabolic and Psychiatric Health in Patients With Bipolar or Schizophrenia Illness

NCT03935854
View directory record Official record
Conditions
Obesity, Ketogenic Dieting, Metabolic Syndrome, Bipolar Disorder, Schizophrenia, Weight Gain, Psychotropic Agents Causing Adverse Effects in Therapeutic Use, Brain Metabolic Disorder
Interventions
LCHF, Ketogenic Diet
Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 75 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 17, 2024 · Synced Oct 20, 2026, 4:43 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Metabolomics-Driven Insights Into Ultra-Processed Foods

NCT07717970
View directory record Official record
Conditions
Diet, Food and Nutrition
Interventions
UPF Test Diet A: Starchy, refined grains, UPF Test Diet B: Meat, fish, and bread products, UPF Diet C: Dairy products, including cheese and cream
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
20 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Oct 20, 2026, 4:43 PM EDT
Withdrawn Not applicable Interventional

HEART Kitchen Pilot

NCT07037121
View directory record Official record
Conditions
Cardiovascular Diseases, Type 2 Diabetes, Obesity and Obesity-related Medical Conditions
Interventions
Whole Food Plant Based Diet Jumpstart
Behavioral
Lead sponsor
Reya Andrews
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced Oct 20, 2026, 4:43 PM EDT
Completed Phase 2 Interventional

Diet, Exercise, and Breastfeeding Intervention Program for Women With Gestational Diabetes (DEBI Trial)

NCT00460018
View directory record Official record
Conditions
Gestational Diabetes Mellitus
Interventions
Diet, Exercise, and Breastfeeding Intervention
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
20 Years to 45 Years · Female only
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
5
States / cities
Oakland, California • San Francisco, California • Santa Clara, California + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 19, 2009 · Synced Oct 20, 2026, 4:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of Caloric Restriction and Protein Intake on Metabolism and Anabolic Sensitivity

NCT02945410
View directory record Official record
Conditions
Weight Loss, Starvation
Interventions
Caloric Restriction, Protein, Exercise, Calcium and Vitamin D, Maltodextrin
Other · Dietary Supplement
Lead sponsor
University of Nebraska Lincoln
Other
Eligibility
19 Years to 30 Years · Male only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Dec 19, 2019 · Synced Oct 20, 2026, 4:43 PM EDT
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 Oct 20, 2026, 4:43 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Eat Healthy Grow Healthy Program to Promote Fruit and Vegetable Intake in Preschoolers

NCT07493954
View directory record Official record
Conditions
Childhood Obesity
Interventions
EatGrow Intervention, Delayed access
Behavioral
Lead sponsor
Texas Woman's University
Other
Eligibility
18 Years to 99 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Denton, Texas
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Oct 20, 2026, 4:43 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Dietary Nitrate on Immobilization-induced Changes in Skeletal Muscle in Young Healthy Men

NCT07161973
View directory record Official record
Conditions
Mitochondrial Energetics, Dietary Nitrate, Disuse Atrophy (Muscle) of Lower Leg
Interventions
Beetroot Juice - Active, Placebo Beetroot Juice Without Nitrate
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 44 Years · Male only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Oct 20, 2026, 4:43 PM EDT
Withdrawn Not applicable Interventional

Software Application for Low-Sodium Diet Trial (SALT)

NCT04438551
View directory record Official record
Conditions
Kidney Stone, Hypernatriuria
Interventions
Standard dietary counseling, Mobile app
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Aug 16, 2023 · Synced Oct 20, 2026, 4:43 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

A to Z Study Follow-up: Collection of DNA Data From Buccal Swabs

NCT00866151
View directory record Official record
Conditions
Weight Management, Diet Conditions, Dietary Recommendations, Overweight Management, Obesity
Interventions
Not listed
Lead sponsor
Interleukin Genetics, Inc.
Industry
Eligibility
25 Years to 50 Years · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Mar 20, 2009 · Synced Oct 20, 2026, 4:43 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Comparison of Popular Weight Loss Diets

NCT00079573
View directory record Official record
Conditions
Obesity
Interventions
Atkins diet (extremely low carbohydrate), Zone diet (low carbohydrate, high protein), Ornish diet (very low fat)
Behavioral
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
30 Years to 50 Years · Female only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2004
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Aug 18, 2006 · Synced Oct 20, 2026, 4:43 PM EDT
Completed Phase 3 Interventional

Internet Administration of the Modified Atkins Diet for Adults With Intractable Epilepsy

NCT00436631
View directory record Official record
Conditions
Epilepsy
Interventions
Dietary management of seizures
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 2, 2015 · Synced Oct 20, 2026, 4:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Metabolism, Exercise and Nutrition at UCSD (MENU Study)

NCT01424007
View directory record Official record
Conditions
Obese, Nondiabetic
Interventions
Weight loss
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years and older · Female only
Enrollment
245 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jul 5, 2019 · Synced Oct 20, 2026, 4:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of a High Protein, High Fiber Dietary Supplement on Weight and Fat Loss

NCT03057873
View directory record Official record
Conditions
Overweight
Interventions
High protein, high fiber dietary supplement, Placebo
Dietary Supplement
Lead sponsor
Beachbody
Industry
Eligibility
25 Years to 50 Years
Enrollment
206 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 4, 2019 · Synced Oct 20, 2026, 4:43 PM EDT