Independent directory Public ClinicalTrials.gov records United States
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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
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
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Proprietary Water on Physiological and Perceptual Responses

NCT05451446
Conditions
Hydration, Dehydration
Interventions
proprietary water, Active comparator, Placebo
Dietary Supplement · Other
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 50 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Columbia, South Carolina
Completed Not applicable Interventional Accepts healthy volunteers Results available

Growth Hormone Feedback to Insulin-like Growth Factor-I (IGF-1) and Oral Glucose Tolerance Test (OGTT)

NCT00915954
Conditions
Acromegaly, Type 2 Diabetes Mellitus
Interventions
Oral Glucose Tolerance Test, Subcutaneous administration of recombinant human IGF-1, Placebo
Diagnostic Test
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Oral Cavity Cancer, Head and Neck Cancers - Tonsils, Esophageal Cancer, Laryngeal Cancer, Oropharynx Cancer, Mediastinal Cancer, Chest Wall Tumor, Radiation Mucositis
Interventions
100% Aloe Vera Juice, Magic Mouthwash, Salt and Baking soda rinse, Carafate
Dietary Supplement · Combination Product · Drug
Lead sponsor
Covenant Health Cancer Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Knoxville, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Gum Chewing on Energy Intake and Expenditure

NCT01043471
Conditions
Obesity
Interventions
Chewing gum, Water
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 38 Years · Female only
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Madison, Wisconsin
Completed No phase listed Observational Accepts healthy volunteers

Macronutrient Distribution and Plasma Metabolites to Model Meals Composition

NCT04928872
Conditions
Glucose Metabolism
Interventions
Predefined meal
Combination Product
Lead sponsor
Texas A&M University
Other
Eligibility
60 Years to 85 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
College Station, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Prebiotic Sodas on Satiety and Metabolic Responses in Healthy Men

NCT07105826
Conditions
Olipop, Poppi, Coca Cola - Classic, Diet Coke
Interventions
Prebiotic Soda 1, Prebiotic Soda 2, Diet Soda, Regular Coke
Other
Lead sponsor
Texas Christian University
Other
Eligibility
18 Years to 40 Years · Male only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Fort Worth, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Nuun Instant on Hydration Status in Active Men and Women

NCT04764565
Conditions
Hydration
Interventions
Nuun Instant, Water, Nuun Electrolyte
Dietary Supplement · Other
Lead sponsor
University of Memphis
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Immunosenescence, Sarcopenia
Interventions
Muscle Armor Supplement, Placebo
Dietary Supplement
Lead sponsor
Central Arkansas Veterans Healthcare System
Federal
Eligibility
60 Years to 80 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Little Rock, Arkansas
Completed Not applicable Interventional Accepts healthy volunteers

FGF21 and Fructose Challenge in Humans

NCT02884791
Conditions
Fasting
Interventions
oral carbohydrate challenge
Dietary Supplement
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Terminated Not applicable Interventional Accepts healthy volunteers

Effects of Sugary Drink Warning Labels

NCT03654586
Conditions
Obesity, Diabetes, Weight Gain
Interventions
Sugary drink warning labels
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
337 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Recruiting Not applicable Interventional Accepts healthy volunteers

Stable Isotopes- Adults With Obesity

NCT07020741
Conditions
Obese Patients (BMI ≥ 30 kg/m²), Glucose Metabolism, Protein Metabolism
Interventions
Indispensable Amino Acid Oxidation, Stable Isotope Oral Glucose Tolerance Test
Procedure
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
19 Years to 59 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Urbana, Illinois
Conditions
Cystic Fibrosis, Exocrine Pancreatic Insufficiency
Interventions
GlycosBio Nutritional Supplement + PERT placebo, Standard Nutritional Supplement + PERT
Dietary Supplement
Lead sponsor
GlycosBio, Inc.
Industry
Eligibility
12 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers

The Mixed Meal Challenge Study

NCT05087823
Conditions
Cardiovascular Diseases, Hyperlipidemias
Interventions
Lipid Challenge, Glucose Challenge, Mixed Meal Challenge
Dietary Supplement
Lead sponsor
Emory University
Other
Eligibility
18 Years to 50 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Atlanta, Georgia
Completed Not applicable Interventional Accepts healthy volunteers

Diet and Muscle Function In Older Adults

NCT02069314
Conditions
Sarcopenia
Interventions
Whey protein supplementation, Carbohydrate (polycose) supplementation
Dietary Supplement
Lead sponsor
Purdue University
Other
Eligibility
65 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
West Lafayette, Indiana
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
Completed Not applicable Interventional Accepts healthy volunteers Results available

Consumption of Oral Artificial Sweeteners on Platelet Aggregation and Polyol Excretion

NCT04731363
Conditions
Cardiovascular Risk Factor
Interventions
xylitol, 30g, erythritol, 30g, xylitol, 5g, glucose, 30g
Dietary Supplement
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Recruiting Not applicable Interventional Accepts healthy volunteers

Thermogenenic Responses to Fasting and Overfeeding in Women

NCT06610162
Conditions
Obesity
Interventions
Eucalaloric feeding, Acute Fasting, Acute Overfeeding
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Nausea
Interventions
Inhaled isopropyl alcohol, Oral ondansetron, Inhaled normal saline, Oral placebo
Drug
Lead sponsor
Brooke Army Medical Center
Federal
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
San Antonio, Texas
Conditions
Bariatric Surgery Candidate, Diet Modification
Interventions
Dietary modification with introduction of Mankai
Other
Lead sponsor
Cleveland Clinic Florida
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Weston, Florida
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Acute Ketone Supplementation on the Brain

NCT07711990
Conditions
Brain Health
Interventions
Ketone Ester Drink, Placebo
Dietary Supplement
Lead sponsor
Christopher Crabtree
Other
Eligibility
45 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Study of a Carbohydrate Drink in Adults

NCT04313920
Conditions
Glycemic Response
Interventions
Nutritional Supplement
Other
Lead sponsor
Abbott Nutrition
Industry
Eligibility
18 Years to 75 Years
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
3
States / cities
Jupiter, Florida • Addison, Illinois • Chicago, Illinois
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Ultra-processed Food Consumption and Health Pilot Study

NCT07318064
Conditions
Obesity & Overweight
Interventions
Purple Diet, Ultra-processed diet
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 50 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Conditions
Enhanced Recovery After Surgery, Cesarean Section
Interventions
Carbohydrate Preoperative Drink
Dietary Supplement
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older · Female only
Enrollment
216 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Tucson, Arizona