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Showing 1–24 of 391 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Accepts healthy volunteers

Saliva Insulin as Biomarker of Risk Factors for Metabolic Dysregulation and Caries

NCT05211843
View directory record Official record
Conditions
Caries, Metabolomic Profile
Interventions
Drinking water, Apple juice
Other
Lead sponsor
Jodi Stookey
Government
Eligibility
5 Years to 10 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Sep 1, 2026, 7:52 PM EDT
Recruiting Not applicable Interventional

Endoscopic Sleeve Gastroplasty (ESG) for the Treatment of Obesity

NCT06339320
View directory record Official record
Conditions
Endoscopic Sleeve Gastroplasty, Obesity
Interventions
Endoscopic Sleeve Gastroplasty (ESG), Apollo OverStitch endoscopic suturing device
Procedure · Device
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2033
U.S. locations
2
States / cities
Houston, Texas • Sugar Land, Texas
Source: ClinicalTrials.gov public record
Updated Mar 31, 2024 · Synced Sep 1, 2026, 7:52 PM EDT
Recruiting Not applicable Interventional

The Medically Tailored Groceries and Mental Health Study

NCT07779707
View directory record Official record
Conditions
Depression / Major Depressive Disorder, Food Insecurity
Interventions
Medically Tailored, Home-delivered Groceries, Active Comparison Group: Monthly Grocery Gift Card
Other
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
3
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Sep 1, 2026, 7:52 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

The Return of Cardiovascular Information Trial (RECITE)

NCT07613853
View directory record Official record
Conditions
Health Curiosity, Cardiovascular Health Risk Communication
Interventions
Coarse health result information presentation, Granular health risk information presentation
Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
35 Years and older
Enrollment
1,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Sep 1, 2026, 7:52 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Sensory Strategy to Cut Sugary Beverages in African/American and Latine Adolescents

NCT07223151
View directory record Official record
Conditions
Obesity, Adolescent, Dietary Sugars, Taste Perception, Insulin Resistance, Feeding Behavior
Interventions
Unsweetened Sparkling Water Replacement, Progressively Reduced Sugar Beverage Replacement, Plain Water Replacement
Behavioral
Lead sponsor
Nana Gletsu Miller
Other
Eligibility
12 Years to 18 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
3
States / cities
Bloomington, Indiana • Indianapolis, Indiana • West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Sep 1, 2026, 7:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Replacing Refined Carbohydrates With Healthy Fats on Cardio-metabolic Markers

NCT02695433
View directory record Official record
Conditions
Pre-diabetes, Metabolic Syndrome
Interventions
Active, Control
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
25 Years to 60 Years
Enrollment
124 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 28, 2021 · Synced Sep 1, 2026, 7:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Precision Nutrition Impact on Health-Related Behavior Change

NCT04959318
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Professional nutrition counseling, No professional nutrition counseling
Other
Lead sponsor
Madigan Army Medical Center
Federal
Eligibility
18 Years to 45 Years
Enrollment
138 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Feb 10, 2025 · Synced Sep 1, 2026, 7:52 PM EDT
Recruiting Not applicable Interventional

Effect of Prenatal and Postnatal Intervention Strategies on Breastfeeding Outcomes in Women With Excessive Weight (Ready, Set, Nourish Study)

NCT06929091
View directory record Official record
Conditions
Breastfeeding, Dietary Intervention, Milk Expression, Breast
Interventions
Lactation Support and ABME, Lactation Support and meal plan, Lactation Support
Other
Lead sponsor
Arkansas Children's Hospital Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Dec 9, 2025 · Synced Sep 1, 2026, 7:52 PM EDT
Recruiting Phase 2 Interventional

Take the Reins: The Effects of Nutrient Timing on Cancer-related Fatigue

NCT06482515
View directory record Official record
Conditions
Neoplasms, Blood Cancer, Fatigue, Diet Habit, Survivorship, Fasting, Intermittent
Interventions
Time-restricted eating, Nutrition counseling
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Sep 1, 2026, 7:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Quasi Experiment of Prenatal Probiotics Against Group B Streptococcus Colonization

NCT02249325
View directory record Official record
Conditions
Pregnancy
Interventions
Probiotic dietary supplement
Dietary Supplement
Lead sponsor
Marquette University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 6, 2014 · Synced Sep 1, 2026, 7:52 PM EDT
Not listed Phase 3 Interventional

Phase 3 Study to Evaluate Intravenous Trappsol(R) Cyclo(TM) in Pediatric and Adult Patients With Niemann-Pick Disease Type C1

NCT04860960
View directory record Official record
Conditions
Niemann-Pick Disease, Type C1
Interventions
Hydroxypropyl-beta-cyclodextrin, Placebo
Drug
Lead sponsor
Cyclo Therapeutics, Inc.
Industry
Eligibility
3 Years and older
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
7
States / cities
Oakland, California • Jacksonville, Florida • Atlanta, Georgia + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2024 · Synced Sep 1, 2026, 7:52 PM EDT
Not listed Not applicable Interventional

Pectin Use in Pediatric Intestinal Rehabilitation

NCT04224168
View directory record Official record
Conditions
Short Bowel Syndrome
Interventions
Green Beans, Liquid Pectin
Dietary Supplement
Lead sponsor
Le Bonheur Children's Hospital
Other
Eligibility
6 Months to 21 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 12, 2020 · Synced Sep 1, 2026, 7:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Combined Exercise, Heat, and Quercetin Supplementation on Whole Body Stress Response

NCT01168739
View directory record Official record
Conditions
Heat Acclimation and Thermotolerance
Interventions
Quercetin, Placebo
Dietary Supplement
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years to 39 Years · Male only
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Mar 11, 2024 · Synced Sep 1, 2026, 7:52 PM EDT
Completed Not applicable Interventional

Study of the Effect of Diet in Overweight or Obese Patients With Psoriasis on Light Therapy

NCT00537212
View directory record Official record
Conditions
Psoriasis, Weight Loss, Diet
Interventions
The South Beach Diet, The Ornish Diet, Control Group
Other
Lead sponsor
Bagel, Jerry, M.D.
Individual
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
East Windsor, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 13, 2019 · Synced Sep 1, 2026, 7:52 PM EDT
Completed Phase 4 Interventional

Insulin Therapy in the Hospital Comparing Two Protocols

NCT00841919
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Glargine insulin, NPH insulin and regular insulin, lispro insulin
Drug
Lead sponsor
Cook County Health
Government
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 8, 2009 · Synced Sep 1, 2026, 7:52 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Dietary Guidelines for Americans-Ultra Processed Study

NCT07252037
View directory record Official record
Conditions
Overweight , Obesity, Class I Obesity
Interventions
Low-processed DGA Diet, Ultra-processed DGA Diet
Other
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
18 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Grand Forks, North Dakota
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Sep 1, 2026, 7:52 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Impact of Ketogenic Diets on Cardiovascular Health in Adults With Epilepsy

NCT02694094
View directory record Official record
Conditions
Hypercholesterolemia, Carotid Intimal Medial Thickness 1, Seizure, Epilepsy, Cardiovascular Disease, Cerebrovascular Disease, Heart Disease, Coronary Disease
Interventions
Modified Atkins or Ketogenic Diet
Dietary Supplement
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 11, 2026 · Synced Sep 1, 2026, 7:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Intermittent Fasting Versus Daily Caloric Restriction for Weight Loss

NCT03411356
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Sep 1, 2026, 7:52 PM EDT
Completed Not applicable Interventional

Mindfulness-Based Eating in Patients With Irritable Bowel Syndrome

NCT02681666
View directory record Official record
Conditions
Abdominal Pain, Irritable Bowel Syndrome, IBS
Interventions
Dietary intervention, Irritable Bowel Syndrome eating awareness training
Dietary Supplement · Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jun 11, 2018 · Synced Sep 1, 2026, 7:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Caffeine on Heart Function

NCT02401776
View directory record Official record
Conditions
Fatigue, Tachycardia
Interventions
Monster Energy Drink, Coffee
Dietary Supplement
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 35 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 17, 2016 · Synced Sep 1, 2026, 7:52 PM EDT
Not listed Not applicable Interventional

PH iWell Study to Compare an Online Interactive Technology to Self-directed Care in Overweight or Obese Individuals

NCT01325376
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Technology assisted health behavior, Self directed
Behavioral
Lead sponsor
SK Telecom Americas, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Springfield, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 18, 2011 · Synced Sep 1, 2026, 7:52 PM EDT
Completed Not applicable Interventional

Glycosade v UCCS in the Dietary Management of Hepatic GSD

NCT02318966
View directory record Official record
Conditions
Glycogen Storage Disease
Interventions
Medical Food - Glycosade
Dietary Supplement
Lead sponsor
Vitaflo International, Ltd
Industry
Eligibility
2 Years to 75 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 15, 2024 · Synced Sep 1, 2026, 7:52 PM EDT
Not listed Phase 4 Interventional

Effects of Valsartan and Aliskiren on Hemostatic Indices in Hypertensive Diabetics

NCT01095822
View directory record Official record
Conditions
Diabetes Mellitus
Interventions
Aliskiren + Valsartan
Drug
Lead sponsor
HeartDrug Research LLC
Other
Eligibility
21 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 29, 2010 · Synced Sep 1, 2026, 7:52 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pharmacokinetics and Pharmacodynamics of Fructose

NCT00661947
View directory record Official record
Conditions
Healthy
Interventions
Dr Pepper sweetened with sucrose or high fructose corn syrup
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 15, 2012 · Synced Sep 1, 2026, 7:52 PM EDT