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Showing 25–48 of 350 matching trials from the live ClinicalTrials.gov search.
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
Conditions
Sleep Disordered Breathing, Able Bodied
Interventions
Trazodone + positive airway pressure (PAP) therapy, Oxygen + positive airway pressure (PAP) therapy
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
Obesity
Interventions
light olive oil, fish oil capsules, flax seed oil capsules
Dietary Supplement
Lead sponsor
State University of New York - Upstate Medical University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Syracuse, New York
Conditions
Diabetes Mellitus, Type 2, Diabetes Mellitus Type 2 in Obese
Interventions
low-fat vegan diet
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Myocardial Infarction
Interventions
American Heart Association Step 2 diet, Mediterranean diet
Behavioral
Lead sponsor
Providence Health & Services
Other
Eligibility
18 Years and older
Enrollment
202 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2008
U.S. locations
1
States / cities
Spokane, Washington
Conditions
Type 2 Diabetes, Cardiovascular Diseases
Interventions
Egg included vegan phase, Vegan Phase
Other
Lead sponsor
Griffin Hospital
Other
Eligibility
25 Years to 75 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Derby, Connecticut
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Pork Protein on Recovery Following Simulated Fireground Activity

NCT07819565
Conditions
Exercise Recovery, Physical Performance Parameters, Muscle Damage, Cognition, Blood Biomarkers, Stress
Interventions
Pork-Based Protein Ready-to-Eat Meals, Plant-Based Protein Ready-to-Eat Meals, Carbohydrate-Focused Lower-Protein Ready-to-Eat Meals
Other
Lead sponsor
Sam Houston State University
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
2
States / cities
Fort Worth, Texas • Huntsville, Texas
Conditions
Cardiovascular Diseases, Cardiovascular Risk Factor, Obesity
Interventions
Mediterranean diet, Olive oil and mixed nuts, American Heart Association
Behavioral · Dietary Supplement
Lead sponsor
Auburn University
Other
Eligibility
19 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Auburn, Alabama
Conditions
Cerebral Blood Flow, APOE 4
Interventions
FMD1 (LNT22-017-1), Rapamycin, Placebo
Dietary Supplement · Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
45 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Crohn Disease
Interventions
Tirzepatide, Mediterranean diet
Drug · Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Miami, Florida
Conditions
Breast Cancer
Interventions
Mediterranean Diet
Other
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Breast Cancer
Interventions
Diabetes Prevention Program-based lifestyle change intervention (DPP), Highly Microbiota-Accessible Foods (HMAFs) intervention
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years to 75 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers

Benefits of Eggs in Combination With a Plant-based Diet

NCT04234334
Conditions
Coronary Artery Disease, Diabetes, Metabolic Syndrome
Interventions
Consume 2 eggs with spinach per day, Egg Subsitute with spinach per day
Other
Lead sponsor
University of Connecticut
Other
Eligibility
35 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Storrs, Connecticut
Conditions
Sarcopenia, Aging
Interventions
Exercise training
Other
Lead sponsor
Purdue University
Other
Eligibility
60 Years to 80 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
West Lafayette, Indiana
Conditions
Hyperlipidemia
Interventions
Plant sterol, Placebo
Dietary Supplement
Lead sponsor
University of Manitoba
Other
Eligibility
30 Years to 75 Years
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Beltsville, Maryland
Conditions
Breast Cancer, Obesity
Interventions
behavioral dietary intervention, exercise intervention, soy isoflavones, soy protein isolate, counseling intervention, educational intervention, psychosocial assessment and care, quality-of-life assessment
Behavioral · Dietary Supplement · Other + 1 more
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
21 Years to 120 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Overweight, Obesity, Insulin Resistance
Interventions
Plant-based diet, Control Diet
Other
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Ovarian Cancer, Chemotherapeutic Toxicity
Interventions
Fasting Mimicking Diet (Xentigen by L'Nutra), Carboplatin, Paclitaxel, Standard diet
Dietary Supplement · Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years and older · Female only
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
1
States / cities
Evanston, Illinois
Recruiting Not applicable Interventional Accepts healthy volunteers

Diet Quality Pilot Intervention in LA Safety Net

NCT07792564
Conditions
NON APPLICABLE
Interventions
Diet Quality Matters (DQM) Nutrition Education and Culinary Skills Program
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
2
States / cities
Los Angeles, California
Not listed Not applicable Interventional Accepts healthy volunteers

Treating Smokeless Tobacco Use in Rural Veterans

NCT02994082
Conditions
Smokeless Tobacco, Nicotine Dependence
Interventions
Tailored behavioral intervention, Behavioral activation for elevated depressive symptoms, Post-cessation weight gain management, Alcohol use risk reduction, Nicotine replacement therapy - transdermal nicotine patch, Nicotine replacement therapy - nicotine lozenge, Nicotine replacement therapy - nicotine gum, Bupropion sustained release, Varenicline, Combination nicotine replacement therapy, Combination nicotine replacement therapy + bupropion, Tobacco quit line, Educational materials
Behavioral · Drug
Lead sponsor
Mark Vander Weg
Federal
Eligibility
18 Years to 99 Years
Enrollment
123 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Iowa City, Iowa
Recruiting Not applicable Interventional Accepts healthy volunteers

Nutrition to Support Postoperative Recovery

NCT07109505
Conditions
Postoperative Care, Postoperative Complications, Cognition, Nutritional Assessment, Nutritional Intervention
Interventions
Nutritional Shake, Nutritional Instructions Only
Dietary Supplement · Other
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
70 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Lebanon, New Hampshire
Not listed Not applicable Interventional Accepts healthy volunteers

Evaluation of Plant-based Nutritional Products on Stem Cells

NCT03388073
Conditions
Stem Cell Mobilization, Hematopoietic Stem Cell Mobilization, Stem Cell Homing
Interventions
Berry extract I, Berry Extract II, Berry extract blend, Placebo
Other
Lead sponsor
Natural Immune Systems Inc
Other
Eligibility
20 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Klamath Falls, Oregon
Conditions
Cancer, Inflammation, Microbiome, Immune Function
Interventions
Whole Foods Plant-Based Diet, Usual Firehouse Diet
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Multiple Myeloma (MM)
Interventions
Immediate intervention, Waitlist
Behavioral · Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
2
States / cities
Maywood, Illinois • Milwaukee, Wisconsin