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ClinicalTrials.gov public records Last synced Oct 21, 2026, 9:16 AM EDT

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Showing 1–24 of 39 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Macronutrient-controlled meals Clear all
Terminated Not applicable Interventional

RCT of Caloric Restriction vs. Alternate-Day Fasting in Non-Alcoholic Fatty Liver Disease

NCT03365531
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 23, 2019 · Synced Oct 21, 2026, 9:16 AM EDT
Terminated Not applicable Interventional

Effect of Meal Composition and Timing Modification on Glucose Metabolism, Body Temperature and Sleep

NCT05413928
View directory record Official record
Conditions
PreDiabetes, Type 2 Diabetes, Healthy
Interventions
Time Restrictive Eating- late, Time Restrictive Eating- early, Time Restrictive Eating- early with early caloric intake, Macronutrient-controlled meals
Behavioral · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 24, 2026 · Synced Oct 21, 2026, 9:16 AM EDT
Not yet recruiting Not applicable Interventional

Ketogenic Approach to Restore Muscle in Older Patients With Community-Acquired Pneumonia - KARMA-P Trial

NCT07308483
View directory record Official record
Conditions
Pneumonia
Interventions
Ketogenic feeding, Standard feeding
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
55 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 15, 2026 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Diet Composition, Weight Control, and Breast Carcinogenesis

NCT01315483
View directory record Official record
Conditions
Breast Cancer
Interventions
Weight Loss Dietary Pattern
Other
Lead sponsor
Colorado State University
Other
Eligibility
21 Years and older · Female only
Enrollment
259 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 15, 2013 · Synced Oct 21, 2026, 9:16 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Pork Protein on Recovery Following Simulated Fireground Activity

NCT07819565
View directory record Official record
Conditions
Exercise Recovery, Physical Performance Parameters, Muscle Damage, Cognition, Blood Biomarkers, Stress
Interventions
Pork-Based Protein Ready-to-Eat Meals, Plant-Based Protein Ready-to-Eat Meals, Carbohydrate-Focused Lower-Protein Ready-to-Eat Meals
Other
Lead sponsor
Sam Houston State University
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
2
States / cities
Fort Worth, Texas • Huntsville, Texas
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Fatty Acid Metabolism and Insulin Sensitivity After Exercise in Obesity

NCT01451957
View directory record Official record
Conditions
Obesity
Interventions
Exercise - caloric balance, No Exercise - hyper-caloric diet, No exercise - caloric balance
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2011
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 23, 2016 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Daily Consumption of Well-Cooked Broccoli May Affect Glucosinolate Metabolites and Inflammatory Biomarkers

NCT03013465
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Control Diet, Base Diet with Broccoli
Other
Lead sponsor
USDA Beltsville Human Nutrition Research Center
Federal
Eligibility
21 Years to 70 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Beltsville, Maryland
Source: ClinicalTrials.gov public record
Updated May 25, 2017 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Protein Quality on Appetite Control, Reward-driven Eating, & Subsequent Food Intake

NCT02285907
View directory record Official record
Conditions
Appetite and General Nutritional Disorders
Interventions
Macronutrient and Fiber Matched BEEF, Macronutrient and Fiber Matched SOY, Serving Size Matched BEEF, Serving Size Matched SOY
Other
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 30 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated May 15, 2019 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Avocado Fruit on Postprandial Markers of the Glycemic Response, Satiety/Appetite and Cardiometabolic Risk

NCT02479048
View directory record Official record
Conditions
Glycemic Response
Interventions
Test meal 1, Test meal 2, Control Meal (CM)
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
25 Years to 60 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 14, 2020 · Synced Oct 21, 2026, 9:16 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

The Effect of Blueberry Powder Supplementation on Cardiovascular Risk Factors in Subjects With the Metabolic Syndrome

NCT01399138
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Blueberry Powder
Dietary Supplement
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
20 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Jun 12, 2023 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dietary Ketosis: Fatty Acids Activate AMPK Energy Circuits Modulating Global Methylation

NCT03319173
View directory record Official record
Conditions
Mild Cognitive Impairment, Metabolic Syndrome
Interventions
Dietary intervention
Behavioral
Lead sponsor
Bristlecone Health, Inc.
Industry
Eligibility
35 Years to 80 Years
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Maple Grove, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 12, 2019 · Synced Oct 21, 2026, 9:16 AM EDT
Terminated Not applicable Interventional

MOD Diet in Gestational Diabetes Mellitus

NCT04570111
View directory record Official record
Conditions
Gestational Diabetes
Interventions
MOD Diet, Standard Care Diet
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 10, 2022 · Synced Oct 21, 2026, 9:16 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Breaking up Prolonged Sedentary Behavior to Improve Cardiometabolic Health

NCT05353322
View directory record Official record
Conditions
Sedentary Behavior, Cardiometabolic Risk Factors, Blood Pressure, Glucose
Interventions
Sedentary Break (Walking) Condition, Sitting (Control) Condition, Controlled Diet
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
324 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 9, 2026 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dietary Exchanges With Avocado and Mango in Pre-diabetes

NCT05353790
View directory record Official record
Conditions
Pre Diabetes, Vascular Stiffness, Vascular Dilation, Cognitive Change, Retinal Vascular
Interventions
Meals + snacks: control, Meals + snacks: Avocado mango
Other
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
25 Years to 70 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 15, 2026 · Synced Oct 21, 2026, 9:16 AM EDT
Active, not recruiting Not applicable Interventional

Time and Nutrient-Dependent Effects of Aerobic Exercise on Metabolism in Adults (TANDEM Study)

NCT06311487
View directory record Official record
Conditions
Overweight and Obesity, Healthy
Interventions
Fasted-AM, Fed-AM, Fasted-PM, Fed-PM
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 19, 2025 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Not applicable Interventional Results available

Personalized Dietary Management in Type 2 Diabetes

NCT05046886
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Standardized, Usual Care Control (UCC), Personalized Guidance to Minimize Postprandial Glycemic Response (PPGR)
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years to 80 Years
Enrollment
294 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 18, 2026 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Building an Evidence Base for Weight Loss Strategies Among Those With Chronic SCI-The GLB-SCI+

NCT03874988
View directory record Official record
Conditions
Spinal Cord Injuries, Obesity, Weight Loss, Diet Modification
Interventions
Portion-Controlled Meals, Enhanced Self-Monitoring, GLB-SCI+
Behavioral
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 15, 2025 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Novel Metabolites of Beta-Carotene and Lycopene

NCT02550483
View directory record Official record
Conditions
Healthy
Interventions
Base diet + high beta-carotene tomato juice, Base diet + high lycopene tomato juice, Base diet + placebo beverage
Other
Lead sponsor
USDA Beltsville Human Nutrition Research Center
Federal
Eligibility
21 Years to 75 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Beltsville, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 26, 2018 · Synced Oct 21, 2026, 9:16 AM EDT
Recruiting Not applicable Interventional

Effects of Ketone Ester Consumption on Exercise Tolerance and Cardiac Function

NCT06078683
View directory record Official record
Conditions
Type 2 Diabetes, Ketone Body Metabolism, Ketones, Metabolism
Interventions
Ketone Ester Acute, Placebo Acute
Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 3, 2026 · Synced Oct 21, 2026, 9:16 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Daily Egg Consumption and Cognitive Function in Older Adults

NCT05460624
View directory record Official record
Conditions
Cognition
Interventions
Egg-containing breakfast, Typical American-style breakfast excluding eggs
Other
Lead sponsor
Indiana University
Other
Eligibility
65 Years to 90 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 28, 2023 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Phase 4 Interventional

Effects of Glucosamine and Chondroitin Supplementation in Women With Knee Osteoarthritis Participating in an Exercise and Weight Loss Program

NCT01271218
View directory record Official record
Conditions
Knee Osteoarthritis
Interventions
Diet, Exercise
Other
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Jan 6, 2011 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Energetic Response to Feeding and Exercise in SCI

NCT03545867
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
Seated control (CON), Moderate intensity continuous (MICT), High intensity interval training (HIIT), Circuit resistance training (CRT), Liquid Meal
Behavioral · Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jun 19, 2020 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Beneficial Effects of a Protein-rich Breakfast on Appetite Control & Cognition in Overweight and Obese Adolescents

NCT01192100
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Breakfast Skipping, Normal Protein Breakfast Meals, Protein-rich Breakfast Meals
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
15 Years to 20 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 3, 2020 · Synced Oct 21, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reward Systems and Food Avoidance in Eating Disorders

NCT02795455
View directory record Official record
Conditions
Low Weight Eating Disorders, Anorexia Nervosa
Interventions
Interoceptive Exposure (IE), Family Based Therapy-Weight Gain Control (FBT-WG), meal replacement shake
Behavioral · Dietary Supplement
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
12 Years to 18 Years · Female only
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 7, 2025 · Synced Oct 21, 2026, 9:16 AM EDT