Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 29, 2026, 11:25 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Diabete Type 2, Diabetes, Overweight , Obesity
Interventions
Intensive Multicomponent Healthy Eating and Weight Loss Intervention, Enhanced Usual Diabetes Care
Behavioral
Lead sponsor
University of Tennessee
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Memphis, Tennessee
Conditions
Diabetes Mellitus, Type 2, PreDiabetes
Interventions
Mediterranean Diet (Med-Plus), Well-Formulated Ketogenic Diet (WFKD)
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Stanford, California
Conditions
Carbohydrate Intolerance
Interventions
Low-FODMAP diet group (LFD), Low Sugar diet group (LAS)
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
5 Years to 18 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Springfield, Oregon
Conditions
Pancreatic Ductal Adenocarcinoma, Intraductal Papillary Mucinous Neoplasm
Interventions
Physical Activity (PA), Nutrition (N)
Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Tampa, Florida
Recruiting Not applicable Interventional Accepts healthy volunteers

Smart Underwear to Measure Diet-Induced Hydrogen Sulfide Production

NCT06802276
Conditions
Hydrogen Sulfide, Gastrointestinal Microbiome
Interventions
High Cysteine Diet, Low Cysteine Diet
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

Dietary Approaches for Cardiometabolic Health

NCT03527290
Conditions
Obesity, Abdominal, Dyslipidemias, Insulin Resistance, Blood Pressure, Weight Loss
Interventions
Time Restricted Eating, Standard Cardiometabolic Health Diet
Behavioral
Lead sponsor
University of California, Irvine
Other
Eligibility
22 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Irvine, California
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
Completed Not applicable Interventional Results available

Intermittent Fasting and a No-Sugar Diet for Long COVID Symptoms

NCT06214455
Conditions
Long Covid19, Long COVID
Interventions
Low sugar diet and 10-12 hour eating window, Low sugar diet, 8 hour eating window and fasting
Other
Lead sponsor
Pacific Northwest University of Health Sciences
Other
Eligibility
19 Years to 69 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Boulder, Colorado • Yakima, Washington
Completed Not applicable Interventional Accepts healthy volunteers Results available

Return of First-phase Insulin Secretion in Type 2 Diabetes is Associated With Depletion of Pancreas Lipid

NCT03430310
Conditions
Type 2 Diabetes Mellitus
Interventions
Low Glycemic Diet, Control Diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
35 Years to 65 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Diet Modification, Lung Cancer
Interventions
Special Diet Therapy (low-carb), Special Diet Therapy (low-fat), Special Diet Therapy (USDA control)
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Completed Not applicable Interventional Accepts healthy volunteers

Plant-based Dietary Intervention for Treatment of Acne

NCT00900939
Conditions
Acne
Interventions
Low-fat, vegan diet, Control
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Diabetes Mellitus, Type 1
Interventions
Ketogenic diet, food delivery and education, Standard diet, food delivery and education
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
5 Years to 12 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Healthy
Interventions
wheat bran extract, control wheat bran extract
Other
Lead sponsor
Kellogg Company
Industry
Eligibility
18 Years to 75 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Glen Ellyn, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

Effect of a Dietary Intervention on Insulin Requirements in Type 1 Diabetes

NCT04944316
Conditions
Diabetes Mellitus, Type 1
Interventions
Dietary intervention
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
PreDiabetes
Interventions
1.5 oz of whole, natural almonds, Low-fat, high refined starches/sugars
Other
Lead sponsor
Midwest Center for Metabolic and Cardiovascular Research
Other
Eligibility
18 Years to 69 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
2
States / cities
Boca Raton, Florida • Chicago, Illinois
Conditions
Bipolar I Disorder, Psychosis, Schizoaffective Disorder
Interventions
Ketogenic diet, Dietary Guidelines for Americans
Other
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Belmont, Massachusetts
Conditions
Heart Disease, Ischemic, Hyperlipidemias, Hypertension
Interventions
Whole-Food, Plant-Based Diet and Low-Carbohydrate Diet
Other
Lead sponsor
University of Rochester
Other
Eligibility
50 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Webster, New York
Recruiting Not applicable Interventional

FEED-Cystic Fibrosis (FEED-CF)

NCT05766774
Conditions
Cystic Fibrosis, Cystic Fibrosis-related Diabetes
Interventions
Low-added sugar, high-fat diet, High-added sugar, high-fat CF diet
Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Atlanta, Georgia
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effects of Added Sugar Intake on Brain Blood Flow and Hippocampal Function in Midlife Adults

NCT05211726
Conditions
Aging, Healthy Diet
Interventions
Low Added Sugar Diet, High Added Sugar Diet
Other
Lead sponsor
University of Delaware
Other
Eligibility
50 Years to 64 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Newark, Delaware
Completed Not applicable Interventional Accepts healthy volunteers

Nutrition Interventions for Cognitive Enhancement

NCT03841539
Conditions
Alzheimer Disease
Interventions
Mediterranean Diet, Study Supplement, Low-fat Diet
Behavioral · Dietary Supplement
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
65 Years and older
Enrollment
209 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Nonalcoholic Fatty Liver Disease
Interventions
Guided Grocery Shopping (GGS), Diet Provision Group
Behavioral · Other
Lead sponsor
Emory University
Other
Eligibility
8 Years to 16 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Atlanta, Georgia
Conditions
Kidney Stone
Interventions
DASH-Style Diet, Western-Style Diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years to 89 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Not applicable Interventional Accepts healthy volunteers

Pulse Biomarker Discovery

NCT04887584
Conditions
Body Weight
Interventions
Control diet, Low Pulse diet, High Pulse diet
Other
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Davis, California
Completed Not applicable Interventional Accepts healthy volunteers

Satiety, Glycemic, and Gastrointestinal Effects of Novel Fibers

NCT00958399
Conditions
Healthy
Interventions
Placebo, Resistant Starch, Resistant starch + soluble fiber, Fiber made from corn starch, Fiber made from corn starch + soluble fiber
Dietary Supplement
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Minneapolis, Minnesota