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ClinicalTrials.gov public records Last synced Nov 15, 2026, 4:01 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 817–840 of 873 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: No diet Clear all

Conditions: Obesity
Interventions: Go! Foods for You without Weekly MA Support., Go! Foods for You with Weekly MA Support.; Behavioral
Lead sponsor: The Cleveland Clinic; Other
Eligibility: 18 Years to 70 Years
Healthy volunteers: Accepts healthy volunteers
Timeline: 2012
U.S. locations: 1
States / cities: Cleveland, Ohio

Conditions: Head and Neck Cancer
Interventions: Prolonged Nightly Fasting, Regular Eating pattern; Behavioral
Lead sponsor: H. Lee Moffitt Cancer Center and Research Institute; Other
Eligibility: 18 Years and older
Enrollment: 29 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2024
U.S. locations: 1
States / cities: Tampa, Florida

Conditions: Healthy
Interventions: PA21 and Omeprazole with food, No PA21; Omeprazole with food, PA21 with food, Omeprazole 2hrs later; Drug
Lead sponsor: Vifor Pharma; Industry
Eligibility: 20 Years to 50 Years
Enrollment: 45 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2011
U.S. locations: 1
States / cities: Anaheim, California

Conditions: Osteoporosis, Sarcopenia
Interventions: potassium bicarbonate, Placebo (microcrystalline cellulose); Dietary Supplement
Lead sponsor: Tufts University; Other
Eligibility: 50 Years and older
Enrollment: 23 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2007
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Disuse Atrophy
Interventions: Profile Perform, Lower Limb Suspension; Dietary Supplement · Other
Lead sponsor: South Dakota State University; Other
Eligibility: 18 Years to 25 Years
Enrollment: 32 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2022
U.S. locations: 1
States / cities: Brookings, South Dakota

Conditions: Diabetes Mellitus, Diabetes Mellitus, Type 2
Interventions: glycogen loading, No Glycogen Loading; Other
Lead sponsor: University of Alabama at Birmingham; Other
Eligibility: 30 Years to 75 Years
Enrollment: 34 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2020 – 2023
U.S. locations: 1
States / cities: Charlottesville, Virginia

Conditions: Cardiovascular Disease
Interventions: Walnut Diet, Walnut Control Diet, Low ALA Diet; Other
Lead sponsor: Penn State University; Other
Eligibility: 30 Years to 65 Years
Enrollment: 46 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2014 – 2018
U.S. locations: 1
States / cities: University Park, Pennsylvania

Conditions: Obesity
Interventions: Fed Condition, Fasted Condition; Procedure
Lead sponsor: New York Obesity and Nutrition Research Center; Other
Eligibility: 18 Years to 65 Years
Enrollment: 120 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2008 – 2014
U.S. locations: 2
States / cities: New York, New York

Conditions: Prediabetes, Prediabetes (Insulin Resistance, Impaired Glucose Tolerance), Cognition, Microvascular Function, Gut Microbiota, Endothelial Function (Reactive Hyperemia), Arterial Stiffness, Blood Pressure, Adult
Interventions: Peanuts; Dietary Supplement
Lead sponsor: Georgia State University; Other
Eligibility: 20 Years to 59 Years
Enrollment: 72 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2027
U.S. locations: 1
States / cities: Atlanta, Georgia

Conditions: Obesity
Interventions: The First Twenty (TF20), Life Simple 7 (LS7); Behavioral
Lead sponsor: National Development and Research Institutes, Inc.; Other
Eligibility: 18 Years and older
Enrollment: 198 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2015 – 2018
U.S. locations: 2
States / cities: Leawood, Kansas • New York, New York

Conditions: Diet, Healthy, Weight Change, Body, Dyslipidemias, Blood Pressure
Interventions: Fasting; Behavioral
Lead sponsor: Arizona State University; Other
Eligibility: 18 Years and older
Enrollment: 29 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2019 – 2020
U.S. locations: 1
States / cities: Phoenix, Arizona

Conditions: Obstructive Sleep Apnea
Interventions: No Intervention; Other
Lead sponsor: University of Pennsylvania; Other
Eligibility: 30 Years to 75 Years
Enrollment: 388 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2025
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Food Insecurity, Undernutrition, Diet Quality, Nutrition Knowledge
Interventions: Food Voucher + SBCC (PhP 3,000), Food Voucher + SBCC (PhP 5,000), Food Voucher + SBCC (PhP 8,000); Behavioral
Lead sponsor: International Food Policy Research Institute; Other
Eligibility: 0 Months to 99 Years
Enrollment: 5,320 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2027
U.S. locations: 1
States / cities: Washington D.C., District of Columbia

Conditions: Healthy
Interventions: Short chain fructo-oligosaccharide (scFOS) 5 g, Placebo, Short chain fructooligosaccharide (scFOS) 8 g; Dietary Supplement · Other
Lead sponsor: University of Minnesota; Other
Eligibility: 18 Years to 64 Years
Enrollment: 20 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2009
U.S. locations: 1
States / cities: Saint Paul, Minnesota

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: Heart Failure
Interventions: Medically Tailored Meals; Other
Lead sponsor: University of Pennsylvania; Other
Eligibility: 18 Years and older
Enrollment: 85 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2029
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Acute Pediatric Pancreatitis
Interventions: Early Oral Nutrition; Dietary Supplement
Lead sponsor: Nationwide Children's Hospital; Other
Eligibility: 2 Years to 21 Years
Enrollment: 34 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2014
U.S. locations: 1
States / cities: Columbus, Ohio

Conditions: Obesity, Eating Disorders
Interventions: Appetite Awareness, Nutrition Education; Behavioral
Lead sponsor: University of Minnesota; Other
Eligibility: 18 Years to 20 Years · Female only
Enrollment: 130 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2015 – 2017
U.S. locations: 1
States / cities: Duluth, Minnesota

Conditions: Surgery, Time Restricted Feeding
Interventions: Time restricted feeding, Standard dietary advices; Behavioral
Lead sponsor: Centre Hospitalier Universitaire Vaudois; Other
Eligibility: 18 Years and older
Enrollment: 40 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2023
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Healthy
Interventions: Cricket Protein Powder, Placebo control; Dietary Supplement · Other
Lead sponsor: Colorado State University; Other
Eligibility: 18 Years to 65 Years
Enrollment: 20 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017
U.S. locations: 1
States / cities: Fort Collins, Colorado

Conditions: Diabetes Mellitus, Type 1, Overweight and Obesity
Interventions: Hypocaloric, low carbohydrate diet, Hypocaloric, moderate low fat diet, Mediterranean diet, no caloric restriction; Behavioral
Lead sponsor: University of North Carolina, Chapel Hill; Other
Eligibility: 19 Years to 30 Years
Enrollment: 68 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2021
U.S. locations: 2
States / cities: Palo Alto, California • Chapel Hill, North Carolina

Conditions: Diabetes, Physical Activity, Food Security, Nutrition Security
Interventions: Culturally-tailored, enhanced adaption of Diabetes Prevention Program; Behavioral
Lead sponsor: University of Missouri, Kansas City; Other
Eligibility: 18 Years and older
Enrollment: 408 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2027 – 2031
U.S. locations: 1
States / cities: Kansas City, Missouri

Conditions: Hypertension, Atherosclerotic Cardiovascular Disease
Interventions: Regular Care, SBP PRS Dissemination; Behavioral
Lead sponsor: University of Alabama at Birmingham; Other
Eligibility: 18 Years to 55 Years
Enrollment: 300 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2030
U.S. locations: 1
States / cities: Birmingham, Alabama

Conditions: Arthropathy of Knee, Arthropathy of Hip
Interventions: Supplementation with Nirvana Super Pro Liquid Supplements, Non-Supplementation Group; Dietary Supplement
Lead sponsor: Nirvana Water Sciences Corp; Industry
Eligibility: 45 Years to 80 Years
Enrollment: 100 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2024
U.S. locations: 1
States / cities: Altoona, Pennsylvania

Search by objective public record fields.

Effectiveness of an Eight Week Online Mediterranean Based Diet

Effect of Prolonged Nightly Fasting on Immunotherapy Outcomes in HNSCC - Role of Gut Microbiome

A Drug-Drug Interaction Study of Omeprazole and PA21

Does Potassium Bicarbonate Improve the Effect of Dietary Protein on Bone and Muscle?

The Efficacy of Protein Supplementation on Attenuating Muscle Atrophy Following Disuse in the Collegiate Population

Effect of High Carbohydrate vs. Low Carbohydrate Diet in Type 2 Diabetes

Effects of Walnuts on Central Blood Pressure, Arterial Stiffness Indices, Lipoproteins, and Other CVD Risk Factors

Brain Activation in Response to Appetitive Cues Pre- and Post- Bariatric Surgery

Peanuts for Cardiometabolic, Brain, and Intestinal Health

The First Twenty (TF20) for Volunteer Firefighters in a Clinic Based Setting

Effects of a Daily Time-Restricted Feeding Protocol on Diet Quality

Metabolomics of Obstructive Sleep Apnea

Randomized Evaluation of Voucher Interventions for Value and Effectiveness (REVIVE) in Philippines

Satiety Response of Short Chain Fructooligosaccharide

Health, Aging and Later-Life Outcomes

Pilot Study Exploring the Feasibility, Acceptability, and Impact of Medically Tailored Meals on Post-Discharge Recovery in Patients With Heart Failure

Early Oral Nutrition in Mild Acute Pediatric Pancreatitis

A Brief Appetite Awareness Intervention for Eating and Weight Regulation Among College Freshmen

Optimization of Diet Before Surgery (OptiSurg)

What's Hopping? Cricket Protein and Human Gut Microbiota

ACT1ON Phase 2 (SMART Pilot) and Phase 3 (Efficacy Trial Development)

Addressing Food Access and Physical Activity to Improve Diabetes Prevention Outcomes Among Underserved African Americans

Polygenic Risk Score Implementation and Stratification for Managing Blood Pressure

Nirvana Super Pro Supplementation in Orthopedic Surgery Patients