Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 7, 2026, 8:39 PM EDT

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Showing 1–16 of 16 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Multiple Myeloma, Lymphoma
Interventions
Resistant Starch, Maltodextrin
Dietary Supplement
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Omaha, Nebraska
Conditions
Gut Health, Bloating, Irregular Bowel Movements, Gastrointestinal Symptoms
Interventions
Active Supplement, Placebo Comparator
Dietary Supplement
Lead sponsor
Belli Welli Inc.
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Las Vegas, Nevada
Active, not recruiting Not applicable Interventional

Prebiotic Treatment in People With Schizophrenia

NCT05527210
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Prebiotic, Placebo Prebiotic
Dietary Supplement
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Catonsville, Maryland
Completed Not applicable Interventional Accepts healthy volunteers Results available

Fiber and Fish Oil Supplements for the Prevention of Colorectal Cancer

NCT04211766
Conditions
Healthy Subject
Interventions
Dietary Fiber, Fish Oil, Comparator
Dietary Supplement · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
50 Years to 75 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Completed Not applicable Interventional Accepts healthy volunteers

Improving the Iron Status of Athletes With Pre-, Pro- and Synbiotics

NCT06021171
Conditions
Iron-deficiency, Iron Deficiency Anemia, Iron Deficiency (Without Anemia)
Interventions
Partially hydrolyzed guar gum + bifidobacterium lactis, Partially hydrolyzed guar gum, Maltodextrin
Dietary Supplement
Lead sponsor
King's College
Other
Eligibility
18 Years to 35 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Wilkes-Barre, Pennsylvania
Conditions
Aging
Interventions
Probiotic capsule and Fiber Sachet, Probiotic capsule and Placebo sachet, Placebo capsule and Fiber Sachet, Placebo capsule and Placebo sachet
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
65 Years and older · Female only
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
2
States / cities
Gainesville, Florida • Ocala, Florida
Conditions
Microbial Colonization
Interventions
Prebiotics, Placebos
Dietary Supplement
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
2 Years to 18 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Healthy, Impaired Glucose Tolerance
Interventions
Dietary supplement regimen, Dietary supplement and intermittent fasting regimen
Dietary Supplement · Other
Lead sponsor
Unicity International, Inc.
Industry
Eligibility
30 Years to 69 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Addison, Illinois
Conditions
Elevated S-adenosylhomocysteine
Interventions
Alpha-GPC, Creatine and Ashwagandha (Sensoril®), Placebo
Dietary Supplement · Other
Lead sponsor
Standard Process Inc.
Industry
Eligibility
30 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
South Gate, California
Conditions
Prediabetes
Interventions
Inulin, Placebo
Dietary Supplement
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
40 Years to 70 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Blacksburg, Virginia
Completed Not applicable Interventional Accepts healthy volunteers

The Microbiome and Resilience to Sleep and Circadian Disruption

NCT03747367
Conditions
Sleep Deprivation, Circadian Dysregulation, Stress
Interventions
Insufficient Sleep, Prebiotic, Placebo
Behavioral · Dietary Supplement
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
18 Years to 45 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Boulder, Colorado
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

L. Acidophilus (Strain TW01) on Gut Health, Body Composition, and Inflammation

NCT06912100
Conditions
Overweight (BMI > 25), Obese, Otherwise Healthy Volunteers
Interventions
Placebo, Probiotic
Dietary Supplement
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years to 60 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Storrs, Connecticut
Conditions
Digestive Health, Gastrointestinal Health, FODMAP Intolerance, Food Sensitivity
Interventions
Fructanase, Maltodextrin placebo
Dietary Supplement
Lead sponsor
BIO-CAT, Inc.
Industry
Eligibility
20 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Addison, Illinois
Conditions
Multiple Sclerosis
Interventions
Progressive exercise, Neuromuscular electrical stimulation delivered using the electrical therapy device EMPI 300 PV, Modified paleolithic diet, Omega 3 fatty acids, Full Spectrum vitamin, Essential - hydroxytyrosol, Maltodextrin fiber supplement, Mineral boost (magnesium), Niacinamide, Methyl B12, Taurine, creatine, thiamine, riboflavin, N acetylcysteine, alpha lipoic acid, L acetyl carnitine, methyl folate, coenzyme Q, meditation, self massage, learning, Coconut oil
Other · Device · Dietary Supplement + 1 more
Lead sponsor
University of Iowa
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Stress Physiology
Interventions
Probiotic, Prebiotic, Placebo
Dietary Supplement · Other
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
17 Years to 39 Years
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Natick, Massachusetts
Conditions
Iron-deficiency
Interventions
Synbiotic Supplement, Placebo
Dietary Supplement
Lead sponsor
Marywood University
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Scranton, Pennsylvania