Independent directory Public ClinicalTrials.gov records United States
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Showing 1–24 of 1,023 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Obesity Type 2 Diabetes Mellitus, Obesity
Interventions
SWITCH Diets - Mobile Nutrition Behavioral Intervention
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Columbia, South Carolina
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dietary Impact on Intestinal Sulfate Metabolism

NCT05333900
Conditions
Healthy Nutrition
Interventions
Plant-Based Diet then animal-based diet, Animal-based diet then plant-based diet
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Prostate Cancer
Interventions
green tea, soy protein isolate, vitamin E
Dietary Supplement
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2002
U.S. locations
1
States / cities
New York, New York
Conditions
Cancer, Breast Cancer
Interventions
Whey protein (60 grams), No protein
Dietary Supplement · Other
Lead sponsor
Allegheny Singer Research Institute (also known as Allegheny Health Network Research Institute)
Other
Eligibility
20 Years to 89 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Hypertension, Dyslipidemias
Interventions
DASH diet counseling
Behavioral
Lead sponsor
Purdue University
Other
Eligibility
40 Years to 75 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
West Lafayette, Indiana
Conditions
Cholesterol Metabolism, Ketone Metabolism
Interventions
Standard American diet, Very low carbohydrate diet
Other
Lead sponsor
Touro University, California
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Vallejo, California
Completed Not applicable Interventional Accepts healthy volunteers

Curves 30/30 Study

NCT04344821
Conditions
Weight Loss
Interventions
Curves Calcium, Placebo
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
College Station, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Personalized Dietary Program and Markers of Wellness

NCT03424395
Conditions
Healthy, Metabolism
Interventions
Personalized dietary and wellness program
Other
Lead sponsor
Habit, LLC
Industry
Eligibility
30 Years to 65 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Camden, New Jersey
Conditions
Overweight and Obesity
Interventions
Exercise Protocol, Calorie-Restrictive Low Carbohydrate Diet (CR-LC), Ancestral Diet (AD)
Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Miami, Florida
Conditions
Uric Acid Nephrolithiasis
Interventions
123I-BMIPP, 99mTc-MAG3
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
21 Years to 99 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
2
States / cities
Dallas, Texas
Conditions
Diabetes Mellitus, Type 1
Interventions
Antioxidant supplement, Diabetes treatment, Regular Insulin
Dietary Supplement · Other · Drug
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
12 Years to 21 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Jacksonville, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Whey Protein on Blood Pressure

NCT00659672
Conditions
High Blood Pressure
Interventions
Whey Protein, Soy Protein, Control (carbohydrate)
Dietary Supplement
Lead sponsor
United States Department of Agriculture (USDA)
Federal
Eligibility
28 Years to 70 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Beltsville, Maryland
Recruiting Not applicable Interventional Accepts healthy volunteers

The CARING Study: Creating and Restoring Health Through Nutrition Guidance

NCT05795439
Conditions
Type2diabetes, Type 2 Diabetes Treated With Insulin
Interventions
Low-fat, vegan diet
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Prolonged Fasting on Microbiome and HDL

NCT03487679
Conditions
Fasting
Interventions
Fasting
Other
Lead sponsor
University of California, Davis
Other
Eligibility
20 Years to 80 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Davis, California
Completed Not applicable Interventional Accepts healthy volunteers

Vitamin B6 Dependence of One-Carbon Metabolism

NCT00877812
Conditions
Vitamin B6 Deficiency
Interventions
Arm 1 glycine and leucine, Arm 2 Intervention of Serine and methionine infusion
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
20 Years to 40 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Vascular Diseases, Surgery
Interventions
Scandi-Shake
Dietary Supplement
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers Results available

Calcium Retention as Influenced by Dietary Components That Induce an Acid Load

NCT00620763
Conditions
Healthy
Interventions
High Meat - High Potential Renal Acid Load (PRAL) diet, Low Protein - Low Potential Renal Acid Load (PRAL) diet
Other
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
40 Years to 75 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Grand Forks, North Dakota
Conditions
Pancreatic Adenocarcinoma, Unresectable Pancreatic Carcinoma, Stage III Pancreatic Cancer AJCC v6 and v7, Stage IV Pancreatic Cancer AJCC v6 and v7
Interventions
Gemcitabine Hydrochloride, Paclitaxel Albumin-Stabilized Nanoparticle Formulation, Metformin Hydrochloride, Therapeutic Dietary Intervention, Laboratory Biomarker Analysis, Quality-of-Life Assessment
Drug · Dietary Supplement · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
4
States / cities
Duarte, California • Rancho Cucamonga, California • South Pasadena, California + 1 more
Conditions
Milk and/or Peanut Allergy
Interventions
Peanut powder and Oat flour, Peanut flour and Oat flour (placebo for peanut flour), Dry Milk Powder and Corn Starch (placebo for Milk powder), Baked milk and Rice milk (placebo for Baked milk)
Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
3 Years to 21 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Autism
Interventions
Gluten and dry milk, Placebo
Dietary Supplement
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
3 Years to 12 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Daily Supplementation of 5-HTP on Body Composition

NCT05216406
Conditions
Body Composition
Interventions
5-HTP, Placebo
Dietary Supplement · Other
Lead sponsor
Nova Southeastern University
Other
Eligibility
18 Years to 60 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Boca Raton, Florida
Conditions
Nutritional Status
Interventions
Whey protein and creatine supplement, Whey protein only supplement, Placebo
Dietary Supplement
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 35 Years · Male only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Miami, Florida
Conditions
Resistance Exercise
Interventions
Novel Plant Protein Blend, Pea/Rice Protein Blend, Whey Protein, Carbohydrate Placebo
Dietary Supplement
Lead sponsor
Lindenwood University
Other
Eligibility
18 Years to 39 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Saint Charles, Missouri
Completed Not applicable Interventional Accepts healthy volunteers

Fat Burning After a Meal

NCT02211599
Conditions
Postprandial Effect of Carbohydrate Beverage Consumption
Interventions
15% protein, 30% protein, Sweetened beverage
Other
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Grand Forks, North Dakota