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Showing 1–11 of 11 matching trials from the live ClinicalTrials.gov search.
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Conditions
Lactose Intolerance
Interventions
RP-G28, Placebos
Drug
Lead sponsor
Ritter Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
557 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
35
States / cities
Birmingham, Alabama • Chula Vista, California • Huntington Park, California + 31 more
Conditions
Fecal Microflora in the Formula Fed Premature Infant
Interventions
ProlactPlus, GOS galacto-oligosaccharides, Bifidobacterium infantis, Bifidobacterium animalis
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
Not listed
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Sacramento, California
Conditions
Acute GVHD
Interventions
Galacto-oligosaccharide, Maltodextrin
Dietary Supplement
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2029
U.S. locations
2
States / cities
Kansas City, Kansas • Durham, North Carolina
Not listed Not applicable Interventional Accepts healthy volunteers

Effect of a Synbiotic Supplement on a High-protein Diet

NCT03123510
Conditions
Obesity
Interventions
Bifidobacterium spp plus bimuno- galacto-oligosaccharides, Placebo
Dietary Supplement
Lead sponsor
South Dakota State University
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Brookings, South Dakota
Completed Not applicable Interventional Accepts healthy volunteers Results available

Safety, Tolerability, and Biosignature of Humanized Prebiotics in Healthy Adults

NCT06068894
Conditions
Intestinal Health
Interventions
"Humanized" galacto-oligosaccharides (hGOS), Galacto-oligosaccharides (GOS), Matching Placebo
Dietary Supplement · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers Results available

Use of a Novel Synbiotic to Change Human Gut Bacteria and Improve Health in Obese Adults

NCT02355210
Conditions
Intestinal Microbiota and Barrier Function
Interventions
Bifidobacteria adolescentis BD1, Bifidobacteria animalis subsp. lactis BB-12, Bifidobacteria adolescentis BD1 and galactooligosaccharide, Bifidobacteria animalis subsp. lactis BB-12 and galactooligosaccharide, galactooligosaccharide, Placebo
Dietary Supplement
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
151 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Irritable Bowel Syndrome
Interventions
Diet A - elimination diet, Diet B - healthy eating diet
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 65 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Anxiety, Pain, Surgery
Interventions
Galacto-Oligosaccharide, Maltodextrin (Placebo)
Drug
Lead sponsor
Jeff Taekman, M.D.
Other
Eligibility
21 Years to 70 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Lactose Intolerance
Interventions
RP-G28
Drug
Lead sponsor
Ritter Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Miami, Florida
Conditions
IBS (Irritable Bowel Syndrome), Bloating, Abdominal Pain, Gut Health
Interventions
FODMAP-targeting digestive enzyme blend, Placebo
Dietary Supplement · Other
Lead sponsor
Kiwi Health Inc
Industry
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Los Angeles, California
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