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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Reduced fat diet Clear all
Completed Not applicable Interventional

Diet and Estrogen Metabolism in Postmenopausal Women

NCT00003098
View directory record Official record
Conditions
Breast Cancer
Interventions
fat reduction with increased fiber, fat reduction without increased fiber
Other
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
50 Years to 69 Years · Female only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2004
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 31, 2016 · Synced Sep 26, 2026, 1:45 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Healthy Eating for Reproductive Health: Greenville

NCT01716429
View directory record Official record
Conditions
Polycystic Ovarian Syndrome, Infertility, Obesity, Overweight
Interventions
Vegan diet, Low calorie diet
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 35 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Greenville, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 17, 2019 · Synced Sep 26, 2026, 1:45 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Weight Loss on Intermuscular Adipose Tissue (IMAT) Signaling

NCT06129110
View directory record Official record
Conditions
Obesity, Insulin Sensitivity, Muscle Weakness, Adiposity, Insulin Resistance
Interventions
Diet Weight Loss
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 70 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Learn About How Food and Esomeprazole Affect the Level of BAY2927088 in the Blood When Taken Together in Healthy Participants

NCT06378658
View directory record Official record
Conditions
Advanced Non-small Cell Lung Cancer, EGFR Mutation, HER2 Mutation, Healthy Volunteers
Interventions
BAY2927088, Esomeprazole, Food
Drug · Other
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 55 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 4, 2024 · Synced Sep 26, 2026, 1:45 AM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

Research Study of Nutritional Methods to Reduce Body Fat Percentages in Overweight and Obese Populations

NCT00487344
View directory record Official record
Conditions
Obesity
Interventions
Non-Personalized Meal Planning, Personalized Meal Planning and Dietetic Consultation
Procedure
Lead sponsor
Central FITT, Inc
Other
Eligibility
25 Years to 45 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Edmond, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jul 2, 2007 · Synced Sep 26, 2026, 1:45 AM EDT
Active, not recruiting Not applicable Interventional

Effect of VLCD on the Reduction of Liver Steatosis and Fibrosis in Subjects With Obesity and NAFLD

NCT04861571
View directory record Official record
Conditions
NAFLD
Interventions
Dietary intervention with very low calorie diet (VLCD), Control Arm
Dietary Supplement · Other
Lead sponsor
University of Iowa
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Skeletal Muscle Lipid and Insulin Resistance: Effects of Physical Activity and Weight Loss

NCT00766298
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Exercise, Weight Loss, Exercise and weight loss
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
60 Years to 75 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2011
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 30, 2017 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Not applicable Interventional

Study of the Effect of Diet in Overweight or Obese Patients With Psoriasis on Light Therapy

NCT00537212
View directory record Official record
Conditions
Psoriasis, Weight Loss, Diet
Interventions
The South Beach Diet, The Ornish Diet, Control Group
Other
Lead sponsor
Bagel, Jerry, M.D.
Individual
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
East Windsor, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 13, 2019 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Not applicable Interventional Results available

High- Fiber/ Low-fat Diet for Prevention of Recurrent Clostridioides Difficile Infection in Oncology

NCT04940468
View directory record Official record
Conditions
Leukemia, Lymphocytic, Acute, Leukemia, Myeloid, Acute, Lymphoma, Clostridium Difficile Infection, Solid Cancers
Interventions
Diet Intervention
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
9 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
2
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Not applicable Interventional

Development of Self-Regulation in Individuals With Type 2 Diabetes

NCT00941447
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Dietary, Physical Activity, Self-Regulatory Approaches
Behavioral
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
21 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Fatty Acid Metabolism and Insulin Sensitivity: the Role of Endurance Exercise

NCT00795860
View directory record Official record
Conditions
Insulin Resistance and Type 2 Diabetes
Interventions
Weight loss - diet only, Weight loss plus exercise
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2007
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 15, 2017 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Metabolic Effects of Different Weight Loss Diets

NCT00422630
View directory record Official record
Conditions
Metabolic Syndrome X, Obesity, Insulin Resistance, Hypertension, Diabetes
Interventions
The DASH diet, The low glycemic Index Diet, Reduced calorie American Diet
Behavioral
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 45 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 12, 2011 · Synced Sep 26, 2026, 1:45 AM EDT
Recruiting Not applicable Interventional

Carbohydrate Beta Cell Function and Glucose Control in Children With Diabetes

NCT05899166
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Ketogenic diet, food delivery and education, Standard diet, food delivery and education
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
5 Years to 12 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 23, 2025 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Phase 2 Interventional Results available

Reduced Carbohydrate Versus Fat in Obese Subjects

NCT00846040
View directory record Official record
Conditions
Obesity
Interventions
Reduced fat diet, Reduced carbohydrate diet, Drug: f-18 fallypride, fMRI, PET
Other · Drug · Device
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 45 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 14, 2021 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Progressive Metabolic Adaptations to Low Intensity Exercise Training and Weight Loss

NCT01452074
View directory record Official record
Conditions
Obesity
Interventions
Exercise Training, Weight Loss with continued Exercise Training
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 45 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 20, 2022 · Synced Sep 26, 2026, 1:45 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

RemI for Post-Bariatric Surgery Weight Regain

NCT06292936
View directory record Official record
Conditions
Obesity, Bariatric Surgery Candidate
Interventions
Acceptance-Based Behavioral Intervention
Behavioral
Lead sponsor
Temple University
Other
Eligibility
18 Years to 70 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
2
States / cities
Chicago, Illinois • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Not applicable Interventional

Effect of a Low-Calorie Diet and/or Exercise Program on Risk Factors for Developing Breast Cancer in Overweight or Obese Postmenopausal Women

NCT00470119
View directory record Official record
Conditions
Breast Cancer, Obesity, Weight Changes
Interventions
behavioral dietary intervention, Exercise intervention
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
50 Years to 75 Years · Female only
Enrollment
439 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 9, 2012 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ketogenic Diet for Reduction of CNS Oxygen Toxicity in Working Divers

NCT03433261
View directory record Official record
Conditions
CNS Oxygen Toxicity, Ketogenic Diet
Interventions
Ketogenic Diet
Dietary Supplement
Lead sponsor
Duke University
Other
Eligibility
18 Years to 50 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 13, 2021 · Synced Sep 26, 2026, 1:45 AM EDT
Not listed Not applicable Interventional

UCLA Breast Cancer Survivor Health Promotion Research Study

NCT05113485
View directory record Official record
Conditions
Breast Cancer
Interventions
Diabetes Prevention Program-based lifestyle change intervention (DPP), Highly Microbiota-Accessible Foods (HMAFs) intervention
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years to 75 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 10, 2022 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effectiveness of the Optifast Program Compared With a Reduced-energy Food Based Diet Plan on Body Weight

NCT02635698
View directory record Official record
Conditions
Obesity
Interventions
Optifast, Food-Based
Other
Lead sponsor
Société des Produits Nestlé (SPN)
Industry
Eligibility
18 Years to 70 Years
Enrollment
330 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
9
States / cities
Anchorage, Alaska • Schaumburg, Illinois • Ann Arbor, Michigan + 6 more
Source: ClinicalTrials.gov public record
Updated Nov 12, 2017 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Not applicable Interventional Results available

Low Fat Vegan or American Heart Association Diets & Cardiovascular Risk in Obese 9-18 y.o. With Elevated Cholesterol

NCT01817491
View directory record Official record
Conditions
Cardiovascular Disease, Hypercholesterolemia, Obesity, Fatty Liver
Interventions
American Heart Association Diet, Reduced Fat Vegan Diet
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
9 Years to 18 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 14, 2021 · Synced Sep 26, 2026, 1:45 AM 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 Sep 26, 2026, 1:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Exercise-Induced Epigenetic Modifications in Obese Aging Women

NCT01977885
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
High Protein Diet, Exercise
Behavioral
Lead sponsor
University of Georgia
Other
Eligibility
50 Years to 64 Years · Female only
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 24, 2015 · Synced Sep 26, 2026, 1:45 AM EDT
Completed Not applicable Interventional Results available

Stress and Hypertension in Dementia Caregivers

NCT05721482
View directory record Official record
Conditions
Hypertension, Stress, Psychological
Interventions
Caregiver Training
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
40 Years and older · Female only
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Sep 26, 2026, 1:45 AM EDT