- Conditions
- Obesity, Insulin Resistance
- Interventions
- Low glycemic index diet, Low fat diet, Very low carbohydrate diet
- Other
- Lead sponsor
- Boston Children's Hospital
- Other
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 24 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2006 – 2013
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–24
of 47
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Nutrition, Health, Dietary Habits
- Interventions
- Diet A, Diet B, Diet C
- Other
- Lead sponsor
- RTI International
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 8,000 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2027
- U.S. locations
- 14
- States / cities
- Birmingham, Alabama • Davis, California • Los Angeles, California + 7 more
- Conditions
- Diabetes Mellitus, Type 2
- Interventions
- Multicomponent online program, Breath meter, Text messages, Diet-appropriate foods and cookbooks
- Behavioral
- Lead sponsor
- University of Michigan
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 44 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2017
- U.S. locations
- 1
- States / cities
- Ann Arbor, Michigan
- Conditions
- Metabolic-dysfunction Associated Steatotic Liver Disease
- Interventions
- Essential Amino Acids Supplementation intervention, Low sugar diet
- Drug · Other
- Lead sponsor
- Michigan State University
- Other
- Eligibility
- 11 Years to 17 Years
- Enrollment
- 102 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2030
- U.S. locations
- 1
- States / cities
- Grand Rapids, Michigan
- Conditions
- Type1diabetes, Low Carbohydrate Diet
- Interventions
- low carbohydrate diet, standard carbohydrate diet
- Other
- Lead sponsor
- Yale University
- Other
- Eligibility
- 12 Years to 21 Years
- Enrollment
- 19 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2024
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
- Conditions
- Type 2 Diabetes
- Interventions
- Very low-carbohydrate diet, Moderate-carbohydrate plate-method diet
- Behavioral
- Lead sponsor
- University of Michigan
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 182 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2025
- U.S. locations
- 2
- States / cities
- San Francisco, California • Ann Arbor, Michigan
- Conditions
- Hypertension, African Americans, Diet, Carbohydrate-Restricted, Risk Reduction Behavior
- Interventions
- Very low carbohydrate diet, Standard DPP-GLB diet, Standard DPP-GLB program modules
- Other · Behavioral
- Lead sponsor
- Baylor Research Institute
- Other
- Eligibility
- 18 Years to 74 Years
- Enrollment
- 64 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2023
- U.S. locations
- 1
- States / cities
- Dallas, Texas
- Conditions
- Type1diabetes
- Interventions
- Very low carbohydrate diet, Standard carbohydrate diet
- Other
- Lead sponsor
- Boston Children's Hospital
- Other
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 24 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2026
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Type 1 Diabetes Mellitus, Diet Modification, Child, Only
- Interventions
- Low carbohydrate diet, Very low carbohydrate diet
- Other
- Lead sponsor
- Nemours Children's Clinic
- Other
- Eligibility
- 2 Years to 11 Years
- Enrollment
- 16 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2022
- U.S. locations
- 1
- States / cities
- Jacksonville, Florida
- Conditions
- Type 1 Diabetes
- Interventions
- Very Low Carbohydrate Diet
- Behavioral
- Lead sponsor
- Yale University
- Other
- Eligibility
- 13 Years to 25 Years
- Enrollment
- 6 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2022
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
- Conditions
- Obesity, Insulin Resistance
- Interventions
- Weight loss with very low fat plant-based diet and regular exercise
- Other
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 8 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2022
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Tobacco Use
- Interventions
- VLN cigarettes (A), Usual Brand Cigarettes (B), Nicotine gum (C)
- Other · Drug
- Lead sponsor
- 22nd Century Group, Inc.
- Industry
- Eligibility
- 22 Years to 65 Years
- Enrollment
- 66 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018
- U.S. locations
- 1
- States / cities
- Overland Park, Kansas
- Conditions
- Obesity, Appetite, Healthy Volunteers
- Interventions
- Not listed
- Lead sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- NIH
- Eligibility
- 18 Years to 50 Years · Male only
- Enrollment
- 5 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2015
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Breast Neoplasms
- Interventions
- Low carbohydrate diet, Low fat diet
- Behavioral
- Lead sponsor
- Albert Einstein College of Medicine
- Other
- Eligibility
- 21 Years and older · Female only
- Enrollment
- 11 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2020
- U.S. locations
- 1
- States / cities
- The Bronx, New York
- Conditions
- Epilepsy
- Interventions
- Ketogenic Diet
- Other
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Diarrhea Predominant Irritable Bowel Syndrome
- Interventions
- Very low carbohydrate diet
- Other
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 17 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2010
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Aging, Musculoskeletal Diseases
- Interventions
- Very low carbohydrate ketogenic diet, Mediterranean diet
- Other
- Lead sponsor
- University of Florida
- Other
- Eligibility
- 55 Years to 80 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Gainesville, Florida
- Conditions
- PreDiabetes
- Interventions
- Low-Carbohydrate Diabetes Prevention Program
- Behavioral
- Lead sponsor
- University of Michigan
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 22 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2018
- U.S. locations
- 1
- States / cities
- Ann Arbor, Michigan
- Conditions
- Tobacco Use
- Interventions
- VLN menthol cigarettes (A), Usual Brand Menthol Cigarettes (B), Nicotine gum (C)
- Other · Drug
- Lead sponsor
- 22nd Century Group, Inc.
- Industry
- Eligibility
- 22 Years to 65 Years
- Enrollment
- 55 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018
- U.S. locations
- 1
- States / cities
- Overland Park, Kansas
- Conditions
- NAFLD
- Interventions
- Dietary intervention with very low calorie diet (VLCD), Control Arm
- Dietary Supplement · Other
- Lead sponsor
- University of Iowa
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2026
- U.S. locations
- 1
- States / cities
- Iowa City, Iowa
- Conditions
- Obesity
- Interventions
- Atkins diet (extremely low carbohydrate), Zone diet (low carbohydrate, high protein), Ornish diet (very low fat)
- Behavioral
- Lead sponsor
- National Center for Complementary and Integrative Health (NCCIH)
- NIH
- Eligibility
- 30 Years to 50 Years · Female only
- Enrollment
- 300 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2002 – 2004
- U.S. locations
- 1
- States / cities
- Stanford, California
- Conditions
- Cancer, Breast Cancer, Colon Cancer, Cervical Cancer, Uterine Cancer, Ovarian Cancer
- Interventions
- Very low carbohydrate diet (approximately 20 grams per day)
- Behavioral
- Lead sponsor
- Albert Einstein College of Medicine
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2012
- U.S. locations
- 1
- States / cities
- The Bronx, New York
- Conditions
- Type1diabetes
- Interventions
- very low carbohydrate diet, standard carbohydrate diet
- Other
- Lead sponsor
- Boston Children's Hospital
- Other
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 32 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2026
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Obesity, Insulin Resistance
- Interventions
- Metabolically abnormal obese - Mediterranean diet, Metabolically abnormal obese - Low carbohydrate ketogenic diet, Metabolically abnormal obese - Plant-based, very-low-fat diet, Annual Follow-up Visits
- Other · Behavioral
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 180 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2027
- U.S. locations
- 1
- States / cities
- St Louis, Missouri