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ClinicalTrials.gov public records Last synced Sep 10, 2026, 1:54 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Kidney Transplant; Complications, Glomerular Disease, Weight Gain, Kidney Transplant
Interventions
caloric intake reduction
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 70 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Obesity, Overweight, Metabolic Diseases
Interventions
Low Calorie Diet (LCD), Phentermine
Behavioral · Drug
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
18 Years to 55 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Orlando, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Dietary Energy Restriction and Metabolic Aging in Humans

NCT00183027
Conditions
Obesity
Interventions
Dietary composition and energy intake
Behavioral
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
20 Years to 42 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2004
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Factors Affecting Caloric Regulation in Human Feeding

NCT00108784
Conditions
Obesity
Interventions
Reduced-energy-density diet
Behavioral
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
20 Years to 60 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2004
U.S. locations
1
States / cities
State College, Pennsylvania
Conditions
NAFLD, Obesity, Diabetes Mellitus, Type 2
Interventions
Alternate Daily Fasting (ADF), Caloric Restriction (CR)
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Breast Cancer, Hormone-resistant Prostate Cancer, Recurrent Prostate Cancer
Interventions
dietary intervention, nutritional support, laboratory biomarker analysis
Dietary Supplement · Procedure · Other
Lead sponsor
University of Southern California
Other
Eligibility
19 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2027
U.S. locations
3
States / cities
Los Angeles, California • Newport Beach, California • Rochester, Minnesota
Conditions
Breast Carcinoma
Interventions
Behavioral Dietary Intervention
Behavioral
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University
Other
Eligibility
18 Years and older · Female only
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Obstructive Sleep Apnea
Interventions
Low Calorie Diet, Very Low Calorie Diet, Standard Care
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
21 Years to 75 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Tumor Surgery
Interventions
Caloric Restriction Diet
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Metabolism and Nutrition Disorder, Obesity
Interventions
liraglutide, placebo
Drug
Lead sponsor
Novo Nordisk A/S
Industry
Eligibility
18 Years and older
Enrollment
422 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
27
States / cities
Goodyear, Arizona • Peoria, Arizona • Huntington Beach, California + 22 more
Completed Not applicable Interventional Results available

Health, Aging and Later-Life Outcomes

NCT05424042
Conditions
Aging
Interventions
In-Person Caloric Restriction, Remote Caloric Restriction, Time-restricted
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
60 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Breast Carcinoma, Endometrial Carcinoma, Prostate Carcinosarcoma
Interventions
Dietary Intervention, Counseling, Therapeutic
Dietary Supplement · Other · Procedure
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Intermittent Fasting Versus Daily Caloric Restriction for Weight Loss

NCT03411356
Conditions
Obesity
Interventions
Daily Caloric Restriction (DCR), Intermittent Fasting (IMF)
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 60 Years
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Aurora, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

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

NCT03809299
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
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Continuous vs. Intermittent Caloric Restriction on Fat Los

NCT06079658
Conditions
Obesity
Interventions
Continuous Caloric Restriction versus Intermittent Caloric Restriction on Fat Loss
Behavioral
Lead sponsor
Coastal Carolina University
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Conway, South Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Cerebrospinal Fluid Biomarkers in Bariatric Surgery

NCT04350892
Conditions
Obesity
Interventions
Roux-en-Y Gastric Bypass (RYGB), Sleeve Gastrectomy (SG), Very Low Calorie Diet (VLCD)
Procedure · Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
New York, New York
Conditions
Obesity
Interventions
Roux-En-Y Gastric Bypass, Low-calorie Diet
Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Terminated Phase 4 Interventional Results available

LOSS- Louisiana Obese Subjects Study

NCT00115063
Conditions
Obesity
Interventions
group sessions, sibutramine, orlistat, diethylpropion, Low Calorie Diet, Health One, Intensive Medical Combination Therapy for Obesity, Control Condition
Behavioral · Drug · Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
20 Years to 60 Years
Enrollment
390 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Conditions
Caloric Restriction, Exercise
Interventions
Sesame Oil, testosterone enanthate
Drug
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 39 Years · Male only
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Conditions
Weight Loss
Interventions
Weight Loss Phase, HP-IF, HH
Behavioral
Lead sponsor
Skidmore College
Other
Eligibility
30 Years to 65 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Saratoga Springs, New York
Conditions
Medical Oncology, Integrative Oncology, Medical Nutrition Therapy
Interventions
Diet
Other
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
2
States / cities
Buffalo, New York
Conditions
Aging
Interventions
Caloric Restriction (CR), Exercise
Behavioral
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
50 Years to 60 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2006
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Heart Failure, Diastolic, Obesity
Interventions
dietary, aerobic and resistance training, dietary, and aerobic exercise
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
60 Years and older
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Withdrawn Not applicable Interventional Accepts healthy volunteers

Low-calorie Diet in Isolated Impaired Fasting Glucose

NCT06451055
Conditions
Isolated Impaired Fasting Glucose
Interventions
Low-calorie diet, Routine dietary and physical activity habits
Behavioral
Lead sponsor
Emory University
Other
Eligibility
35 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Atlanta, Georgia