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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Daily caloric restriction Clear all
Active, not recruiting Not applicable Interventional

Daily Caloric Restriction in ADPKD

NCT04907799
View directory record Official record
Conditions
Autosomal Dominant Polycystic Kidney, Overweight and Obesity
Interventions
Daily caloric restriction, Standard advice control
Behavioral · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced Sep 29, 2026, 4:08 AM EDT
Completed Not applicable Interventional

Exercise and Nutrition on Obese Microbiome

NCT04138303
View directory record Official record
Conditions
Overweight and Obesity
Interventions
Exercise Protocol, Calorie-Restrictive Low Carbohydrate Diet (CR-LC), Ancestral Diet (AD)
Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jan 6, 2020 · Synced Sep 29, 2026, 4:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Diet, Exercise, Metabolism, and Obesity in Older Women

NCT00664729
View directory record Official record
Conditions
Abdominal Obesity, Metabolic Syndrome
Interventions
Caloric Restriction, Caloric Restriction + Low-Intensity aerobic exercise, Caloric Restriction plus High-intensity aerobic exercise
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
50 Years to 70 Years · Female only
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2008
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 31, 2018 · Synced Sep 29, 2026, 4:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Comparing Tricor, Avandia, or Weight Loss to Lower Cardiovascular Risk Factors in People With High Triglycerides.

NCT00186537
View directory record Official record
Conditions
Insulin Resistance, Hypertriglyceridemia
Interventions
Rosiglitazone, Fenofibrate, Weight Loss
Drug · Behavioral
Lead sponsor
Stanford University
Other
Eligibility
30 Years to 65 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 29, 2026, 4:08 AM EDT
Terminated Not applicable Interventional

Examining the Effects of Diet on Health in Prediabetes With an Online Program

NCT02188823
View directory record Official record
Conditions
Prediabetes
Interventions
Low carbohydrate diet
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 100 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 15, 2017 · Synced Sep 29, 2026, 4:08 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Nutritional Restriction and Activity Thermogenesis

NCT00065338
View directory record Official record
Conditions
Obesity
Interventions
Exercise and behavior modification
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
25 Years to 55 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2007
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 4, 2011 · Synced Sep 29, 2026, 4:08 AM EDT
Completed Not applicable Interventional

Improving Diabetes Outcomes Through Lifestyle Change (IDOLc)Study

NCT01665989
View directory record Official record
Conditions
Type 2 Diabetes, Obesity
Interventions
Group Lifestyle Program, Usual Care
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 24, 2015 · Synced Sep 29, 2026, 4:08 AM EDT
Not yet recruiting Not applicable Interventional

Safety and Tolerability of a Nutritional Formula Designed to Aid in Maintenance of Muscle During Periods of Caloric Restriction in Adults

NCT07447843
View directory record Official record
Conditions
Obesity & Overweight
Interventions
Redefine, Placebo
Dietary Supplement
Lead sponsor
Nature's Sunshine Products, Inc.
Industry
Eligibility
35 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Lehi, Utah
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Sep 29, 2026, 4:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

2-A-Day Study: Twice a Day Meals Study.

NCT03809299
View directory record Official record
Conditions
PreDiabetes
Interventions
Ad libitum meal timing, Twice a day meals
Other
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
30 Years to 70 Years · Male only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Feb 12, 2024 · Synced Sep 29, 2026, 4:08 AM EDT
Completed No phase listed Observational

EMPOWER-PULM (PULMonary Outcomes in Older Adults Empowered With Movement to Prevent Obesity and Weight Regain)

NCT03621098
View directory record Official record
Conditions
Obesity, Pulmonary Disease, Dyspnea
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
65 Years to 85 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 5, 2019 · Synced Sep 29, 2026, 4:08 AM EDT
Terminated Phase 2 Interventional Results available

A Study To Examine The Efficacy And Safety Of Pramlintide+Metreleptin In Obese Subjects

NCT01235741
View directory record Official record
Conditions
Obesity
Interventions
Pramlintide+Metreleptin, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 65 Years
Enrollment
213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
18
States / cities
Greenbrae, California • La Jolla, California • Denver, Colorado + 15 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2015 · Synced Sep 29, 2026, 4:08 AM EDT
Recruiting Not applicable Interventional

Pre-operative SABR With and Without Caloric Restriction for Early Stage Breast Cancer

NCT04959474
View directory record Official record
Conditions
Anatomic Stage 0 Breast Cancer AJCC v8, Anatomic Stage 1 Breast Cancer AJCC v8, Anatomic Stage 2 Breast Cancer AJCC v8, Anatomic Stage 3 Breast Cancer AJCC v8, Breast Ductal Carcinoma in Situ, Invasive Breast Carcinoma, Triple Negative Breast Carcinoma
Interventions
Best Practice, Stereotactic Body Radiation Therapy, Resection, Sentinel Lymph Node Biopsy, Dietary Intervention, Questionnaire Administration, Quality-of-Life Assessment, Mammography, Biospecimen Collection
Other · Radiation · Procedure
Lead sponsor
Thomas Jefferson University
Other
Eligibility
40 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Sep 29, 2026, 4:08 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Blood Glucose Differences Between Left Arm and Right Arm Using a Continuous Glucose Monitor

NCT04102657
View directory record Official record
Conditions
Diabetes
Interventions
Intermittent Fasting, Free-Living Diet, Left Arm Exercise, Right Arm Exercise
Other
Lead sponsor
University of the Pacific
Other
Eligibility
18 Years to 65 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Stockton, California
Source: ClinicalTrials.gov public record
Updated Sep 24, 2019 · Synced Sep 29, 2026, 4:08 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 29, 2026, 4:08 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Time Restricted Diet in Obese or Overweight Pre or Postmenopausal Participants

NCT02154984
View directory record Official record
Conditions
Healthy, no Evidence of Disease, Obesity
Interventions
behavioral dietary intervention, telephone-based intervention, laboratory biomarker analysis
Behavioral · Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 30, 2020 · Synced Sep 29, 2026, 4:08 AM EDT
Completed Phase 1 Interventional

The Metabolic Effects of Almond Consumption in Adults With Pre-Diabetes

NCT00270985
View directory record Official record
Conditions
Prediabetes, Insulin Resistance, Metabolic Syndrome
Interventions
Almonds in a calorie controlled diet, Nut free diet
Behavioral
Lead sponsor
University of Medicine and Dentistry of New Jersey
Other
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2016
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 21, 2016 · Synced Sep 29, 2026, 4:08 AM EDT
Completed Not applicable Interventional Results available

The Influence of Time-Restricted Eating in Patients With Metabolic Syndrome

NCT04057339
View directory record Official record
Conditions
Metabolic Syndrome, Pre-Diabetes
Interventions
Time Restricted Eating + Standard of Care, Standard of Care
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 75 Years
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Sep 29, 2026, 4:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Vitamin D Supplementation During Caloric Restriction on Intestinal Calcium Absorption

NCT00472654
View directory record Official record
Conditions
Weight Loss, Vitamin D or Placebo
Interventions
Weight Loss, Vitamin D 2500 IU, Weight Maintenance
Behavioral · Dietary Supplement
Lead sponsor
Rutgers University
Other
Eligibility
50 Years to 72 Years · Female only
Enrollment
83 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 27, 2023 · Synced Sep 29, 2026, 4:08 AM EDT
Enrolling by invitation Not applicable Interventional

Open Label Extension Study of NCT06221852

NCT06558201
View directory record Official record
Conditions
Bipolar I Disorder, Schizoaffective Disorder, Psychosis
Interventions
Ketogenic diet
Other
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 16, 2026 · Synced Sep 29, 2026, 4:08 AM EDT
Completed Not applicable Interventional

Time Restricted Feeding in Autosomal Dominant Polycystic Kidney Disease

NCT04534985
View directory record Official record
Conditions
Polycystic Kidney, Autosomal Dominant
Interventions
Dietary
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 9, 2023 · Synced Sep 29, 2026, 4:08 AM EDT
Not listed Not applicable Interventional

Phenotyping Mitochondrial and Immune Dysfunction in POTS With Targeted Clinical Intervention.

NCT05409651
View directory record Official record
Conditions
Postural Tachycardia Syndrome
Interventions
Time restricted eating
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Aug 19, 2024 · Synced Sep 29, 2026, 4:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sodium-restricted Diets and Symptoms in End Stage Renal Disease: An RCT

NCT02778516
View directory record Official record
Conditions
ESRD
Interventions
Sodium Restriction
Dietary Supplement
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years and older
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 14, 2017 · Synced Sep 29, 2026, 4:08 AM EDT
Completed Not applicable Interventional Results available

Effects of the Dietary Approaches to Stop Hypertension(DASH) Sodium-restricted Diet in Diastolic Heart Failure

NCT00939640
View directory record Official record
Conditions
Diastolic Heart Failure, Hypertensive Heart Disease
Interventions
DASH/sodium-restricted diet (SRD)
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
50 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 14, 2019 · Synced Sep 29, 2026, 4:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Examining the Effects of Juice Fasting

NCT03647449
View directory record Official record
Conditions
Epigenetics, Microbiome
Interventions
Juice, Caloric restriction via Plant-based meals, Plant-based meal
Dietary Supplement · Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 35 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 26, 2020 · Synced Sep 29, 2026, 4:08 AM EDT