- Conditions
- Rheumatoid Arthritis (RA), Crohn's Disease (CD), Ulcerative Colitis (UC)
- Interventions
- Ketogenic diet, Carnivore (Lion) Diet
- Behavioral
- Lead sponsor
- Fuller Research Foundation
- Other
- Eligibility
- 18 Years to 64 Years
- Enrollment
- 160 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Charlottesville, Virginia
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 73–96
of 306
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Health, Subjective, Gastrointestinal Dysfunction, Cardiovascular Risk Factor, Autoimmune Diseases, Dental Diseases, Hormone Disturbance, Neurocognitive Dysfunction
- Interventions
- Supplements and/or medical foods, Behavioral change support program, Food plan
- Dietary Supplement · Behavioral · Other
- Lead sponsor
- Metagenics, Inc.
- Industry
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 400 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2022
- U.S. locations
- 1
- States / cities
- Gig Harbor, Washington
- Conditions
- Non-Alcoholic Fatty Liver Disease, Obesity
- Interventions
- Moderately carbohydrate-restricted diet, Fat-restricted diet
- Other
- Lead sponsor
- University of Alabama at Birmingham
- Other
- Eligibility
- 10 Years to 17 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2026
- U.S. locations
- 1
- States / cities
- Birmingham, Alabama
- 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
- Conditions
- Obesity, Menopause
- Interventions
- semaglutide or tirzepatide, Lifestyle modification intervention
- Drug · Behavioral
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 46 Years to 60 Years · Female only
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Jacksonville, Florida
- Conditions
- Obesity
- Interventions
- human ghrelin, very low calorie diet, Hyperinsulinemic/Euglycemic Clamp
- Drug · Other · Procedure
- Lead sponsor
- Vanderbilt University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 49 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2015
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee
- Conditions
- Obesity, Diet Therapy, Weight Loss, Weight Gain, Nutrition Therapy
- Interventions
- Weight Loss, Overfeeding, Overfeeding Low Pro
- Behavioral
- Lead sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- NIH
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 83 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2023
- U.S. locations
- 1
- States / cities
- Phoenix, Arizona
- 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
- Breast Cancer
- Interventions
- Nutrition and resistance training exercise intervention
- 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
- 44 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Protein Restriction, Diet, Inflammation
- Interventions
- 4 Day Protein Restricted Diet
- Other
- Lead sponsor
- University of Florida
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2024
- U.S. locations
- 2
- States / cities
- Gainesville, Florida
- Conditions
- Type 2 Diabetes Mellitus
- Interventions
- Captopril, placebo
- Drug
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 24 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2020
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Kidney Failure, Chronic, Dietary Modification
- Interventions
- Observational Control Diet, Controlled Dietary Sodium Restriction
- Other
- Lead sponsor
- University of Illinois at Urbana-Champaign
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2021
- U.S. locations
- 1
- States / cities
- Urbana, Illinois
- 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
- Dietary Intake of Branched Chain Amino Acids
- Interventions
- Diet high in amino acid levels, Diet low in amino acid levels
- Other
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 20 Years to 40 Years · Male only
- Enrollment
- 5 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Healthy Lifestyle
- Interventions
- Red meat-based meal, No meat diet
- Other
- Lead sponsor
- South Dakota State University
- Other
- Eligibility
- 65 Years and older
- Enrollment
- 36 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Brookings, South Dakota
- Conditions
- Cold Exposure
- Interventions
- High Fat, High Carbohydrate
- Dietary Supplement
- Lead sponsor
- United States Army Research Institute of Environmental Medicine
- Federal
- Eligibility
- 18 Years to 39 Years
- Enrollment
- 8 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Natick, Massachusetts
- Conditions
- Metabolic Syndrome, Obesity, Dyslipidemias
- Interventions
- Carbohydrate restricted group, Standard low fat diet
- Other
- Lead sponsor
- University of Alabama at Birmingham
- Other
- Eligibility
- 10 Years to 18 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2021
- U.S. locations
- 2
- States / cities
- Birmingham, Alabama
- Conditions
- Cystic Fibrosis
- Interventions
- Sugar Sweetened Beverages (SSB), Hi GI, Lo GI
- Other
- Lead sponsor
- Emory University
- Other
- Eligibility
- 12 Years to 21 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Atlanta, Georgia
- Conditions
- Cardiovascular Disease, Atherosclerosis, Coronary Artery Disease, Coronary Stenosis
- Interventions
- Comprehensive therapy program for risk factor modification
- Other
- Lead sponsor
- The University of Texas Health Science Center, Houston
- Other
- Eligibility
- 40 Years and older
- Enrollment
- 1,085 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2027
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Metabolic Syndrome, Hypertriglyceridemia
- Interventions
- diet
- Other
- Lead sponsor
- Baylor College of Medicine
- Other
- Eligibility
- 21 Years to 75 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2020
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Heart Failure With Preserved Ejection Fraction
- Interventions
- Nutritional and Dietary Manipulation
- Other
- Lead sponsor
- Ohio State University
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 4 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2022
- U.S. locations
- 1
- States / cities
- Columbus, Ohio
- Conditions
- Cardiovascular Disease, Dyslipidemia, Insulin Resistance, Inflammation
- Interventions
- High saturated fat red meat diet, High saturated fat non-meat diet, High saturated fat white meat diet, Low saturated fat red meat diet, Low saturated fat white meat diet, Low saturated fat non meat diet
- Other
- Lead sponsor
- UCSF Benioff Children's Hospital Oakland
- Other
- Eligibility
- 30 Years to 65 Years
- Enrollment
- 113 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2017
- U.S. locations
- 1
- States / cities
- Berkeley, California
- Conditions
- Diet Modification
- Interventions
- Low glycemic index diet
- Other
- Lead sponsor
- Sibylle Kranz, PhD, RDN
- Other
- Eligibility
- 2 Years to 5 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- Charlottesville, Virginia
- Conditions
- Brain and Central Nervous System Tumors
- Interventions
- penicillamine, radiation therapy
- Drug · Radiation
- Lead sponsor
- Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1999 – 2005
- U.S. locations
- 9
- States / cities
- Birmingham, Alabama • Tampa, Florida • Atlanta, Georgia + 6 more