Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 26, 2026, 4:41 PM EDT

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Showing 1–24 of 1,159 matching trials from the live ClinicalTrials.gov search.
Conditions
Diabetes Mellitus, Type 2
Interventions
Carbohydrate-restricted diet, Mindfulness
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Conjugated Linoleic Acid Supplement on Body Composition

NCT00347373
Conditions
Obesity
Interventions
Tonalin Conjugated linoleic acid (dietary supplement)
Drug
Lead sponsor
University of North Carolina
Other
Eligibility
18 Years to 50 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Nuts and Olestra for Persistent Organic Pollutant Reduction (NO-POPs) Trial

NCT02675101
Conditions
Persistent Organic Pollutants, Endocrine Disrupting Chemicals, Endocrine Disruptor Effects
Interventions
Whole Nuts, Olestra: Fat Free Pringles, Vegetable Oil: Original Pringles
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
45 Years to 70 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
La Jolla, California
Conditions
Chronic Fatigue Syndrome
Interventions
Nutraceuticals
Drug
Lead sponsor
Columbia University
Other
Eligibility
20 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
New York, New York
Recruiting Not applicable Interventional Accepts healthy volunteers

Dietary Peanuts and Nutrition-Related Outcomes

NCT07244458
Conditions
Dietary Change, Obesity & Overweight, Food Acceptance
Interventions
Peanuts, Dual-energy X-ray absorptiometry (DEXA) scans
Dietary Supplement · Procedure
Lead sponsor
Ian J. Neeland, MD
Other
Eligibility
18 Years to 80 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Clevland, Ohio
Conditions
Breast Cancer, Precancerous Condition
Interventions
omega-3 fatty acid, placebo
Dietary Supplement · Other
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
21 Years to 120 Years · Female only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
2
States / cities
Portland, Oregon
Conditions
Anxiety, Anorexia Nervosa
Interventions
Fish oil, Placebo pill
Drug
Lead sponsor
Andrea Bonny
Other
Eligibility
12 Years to 21 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Palmitate Study: A Method Study of Dietary Lipid Oxidation in Toddlers

NCT04408833
Conditions
Healthy
Interventions
Not listed
Lead sponsor
Arkansas Children's Hospital Research Institute
Other
Eligibility
23 Months to 25 Months
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
Little Rock, Arkansas
Conditions
Health Effects of Ambient Air Pollution
Interventions
omega-3 fatty acids
Dietary Supplement
Lead sponsor
U.S. EPA Human Studies Facility
Federal
Eligibility
25 Years to 55 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Cardiovascular Diseases, Atherosclerosis, Postmenopause, Heart Diseases
Interventions
Diet, fat-restricted, Exercise
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
52 Years to 60 Years · Female only
Enrollment
508 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2010
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Not listed Not applicable Interventional Accepts healthy volunteers

Low Energy Availability and Pituitary Function (LEAP Study)

NCT05808647
Conditions
Hypogonadotropic Hypogonadism
Interventions
5-day controlled metabolic dietary intake
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 30 Years · Female only
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
High Triglycerides, Hypercholesterolemia, Schizophrenia, Schizoaffective Disorder, Bipolar Disorder
Interventions
Lovaza
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Obesity, Thinness, Weight Gain
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
25 Years to 35 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
1
States / cities
Denver, Colorado
Conditions
End Stage Renal Disease
Interventions
nutritional supplementation, exercise
Drug · Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
1
States / cities
Nashville, Tennessee
Not listed Not applicable Interventional Accepts healthy volunteers

Vitamin D and Omega-3 Adiposity Trial (VITAL Adiposity)

NCT01785004
Conditions
Adiposity
Interventions
Vitamin D3 (cholecalciferol), 2000 IU per day, omega-3 fatty acids (fish oil)
Dietary Supplement · Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
50 Years and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Obesity, Overweight
Interventions
Lifestyle Modification Intervention, Balanced Calorie Deficit Eating Plan, Ad Libitum Whole Food Plant-Based Eating Plan
Behavioral
Lead sponsor
Drexel University
Other
Eligibility
18 Years to 75 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

CO-OP Trial: Community-based Outreach on Obesity in Pregnancy

NCT01841424
Conditions
Obesity, Pregnancy
Interventions
Dietary counseling. Maintain a food diary.
Behavioral
Lead sponsor
University of Missouri, Kansas City
Other
Eligibility
Female only
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
2
States / cities
Kansas City, Missouri
Conditions
Healthy
Interventions
Fish oil, Olive oil
Dietary Supplement
Lead sponsor
Environmental Protection Agency (EPA)
Federal
Eligibility
50 Years to 75 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2016
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Fish Oil on Plasma Triglycerides in Adults

NCT00804427
Conditions
Hypertriglyceridemia
Interventions
Fish oil (90% triglycerides), Fish oil (60% triglycerides), Fish oil (ethyl esters), Soy oil
Dietary Supplement
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Stanford, California
Conditions
Pediatric Brain Tumor
Interventions
Ketogenic diet, BCNU
Procedure · Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
Up to 21 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Colorectal Cancer
Interventions
High-fiber/low-fat meals
Dietary Supplement
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Dry Eye Disease, Meibomian Gland Dysfunction
Interventions
Sunflower lecithin, Olive oil
Dietary Supplement
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Dyspareunia
Interventions
Vaginal Moisturizer, Vaginal Dilator
Other · Device
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
New York, New York • Providence, Rhode Island
Completed Phase 2 Interventional Results available

Omega-3 Fatty Acids for Autism Treatment

NCT00786799
Conditions
Autism
Interventions
Omega-3 Fatty Acids
Dietary Supplement
Lead sponsor
University of California, San Francisco
Other
Eligibility
3 Years to 8 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
San Francisco, California