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Showing 1–24 of 134 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Dietary Fiber on Gastrointestinal Function

NCT01495182
Conditions
Gastrointestinal Health
Interventions
Dietary fiber
Other
Lead sponsor
Ingredion Incorporated
Industry
Eligibility
18 Years to 54 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Glen Ellyn, Illinois
Conditions
Obesity
Interventions
Prebiotic: soluble corn fiber, Placebo: maltodextrin
Dietary Supplement
Lead sponsor
San Francisco Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 75 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
San Francisco, California
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Fructooligosaccharide and Calcium Absorption in Adolescent Girls

NCT01005927
Conditions
Osteoporosis
Interventions
Fructooligosaccharide
Dietary Supplement
Lead sponsor
Purdue University
Other
Eligibility
10 Years to 12 Years · Female only
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
West Lafayette, Indiana
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Diet Gout Trial

NCT03569020
Conditions
Gout, Hyperuricemia
Interventions
Subsidy for food purchases and dietitian education
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
2
States / cities
Woodlawn, Maryland • Boston, Massachusetts
Conditions
Cannabis Smoking, Driving Impaired
Interventions
Active smoked cannabis, Placebo smoked cannabis
Drug
Lead sponsor
Bayliss J. Camp, PhD
Government
Eligibility
21 Years to 55 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Sacramento, California
Conditions
Sleep Deprivation, Nutritional Intervention
Interventions
Ketogenic Intervention, Mediterranean Intervention, Placebo, Ketone Ester
Other · Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 40 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Measuring Effects of Prebiotics on Human Behavior and Cognition

NCT04055246
Conditions
Prebiotics and Human Behavior and Cognition
Interventions
Inulin, Placebo (maltodextrin)
Dietary Supplement
Lead sponsor
Duke University
Other
Eligibility
18 Years to 35 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Terminated No phase listed Observational Accepts healthy volunteers

SpO2 Validation Study-Philips Optimus

NCT07215429
Conditions
Pulse Oximetry, Oxygen Measurements, SpO2
Interventions
No intervention
Device
Lead sponsor
Philips Clinical & Medical Affairs Global
Industry
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Louisville, Colorado
Recruiting No phase listed Observational Accepts healthy volunteers

Dynamic Light Scattering Ocular Measurement in the Detection of Dementia

NCT06613971
Conditions
Dementia, Dementia Alzheimer Type
Interventions
Not listed
Lead sponsor
MD Stem Cells
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Coconut Creek, Florida
Conditions
Peri-Implantitis
Interventions
Er:YAG Laser, Carbon Fiber Curette
Device · Other
Lead sponsor
Tufts University
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Fiber Effects on Glycemic Index

NCT02831738
Conditions
Healthy
Interventions
Polydextrose, Control Treatment
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
20 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Chronic Kidney Diseases
Interventions
Oligofructose-enriched inulin (p-inulin), No treatment
Dietary Supplement · Other
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Eye Diseases, Visual Impairment, Glaucoma
Interventions
Standard optometric examination, Technology enhanced eye disease detection protocol
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Flint, Michigan
Conditions
Gut Microbiome
Interventions
Dietary MACs, Control
Dietary Supplement · Other
Lead sponsor
Access Business Group
Industry
Eligibility
40 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Addison, Illinois
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Open-label Placebos on COVID-related Psychological Health

NCT05035550
Conditions
Stress, Anxiety, Depression
Interventions
Non-Deceptive Placebo
Behavioral
Lead sponsor
Michigan State University
Other
Eligibility
18 Years to 30 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
East Lansing, Michigan
Completed Not applicable Interventional Accepts healthy volunteers Results available

Assessment of Small Fiber Neuropathy in Rare Diseases Using Sudoscan

NCT02985710
Conditions
Small Fiber Neuropathy, Fabry Disease, Ehlers Danlos Syndrome, Mitochondrial Disease
Interventions
Sudoscan, Skin biopsy, QSART
Device · Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
8 Years to 70 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Soluble Corn Fiber and Calcium Utilization in Adolescents

NCT01571440
Conditions
Osteoporosis
Interventions
No soluble corn fiber, 12 g soluble corn fiber
Dietary Supplement
Lead sponsor
Purdue University
Other
Eligibility
12 Years to 15 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
West Lafayette, Indiana
Completed Phase 1Phase 2 Interventional Results available

Pinpoint Trial: Prebiotics IN Peanut Oral ImmunoTherapy

NCT05138757
Conditions
Peanut Allergy
Interventions
Prebiotic, Placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
4 Years to 17 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
2
States / cities
Chicago, Illinois • Hyde Park, Illinois
Not listed Phase 1 Interventional Accepts healthy volunteers

High Fiber in Parkinson's Disease

NCT04976959
Conditions
Parkinson Disease
Interventions
High Fiber supplement
Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
50 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
New Brunswick, New Jersey
Completed Not applicable Interventional Accepts healthy volunteers

Diode Laser as a Biomarker for Neuropathic Pain of Peripheral Origin.

NCT06030297
Conditions
Peripheral Neuropathy
Interventions
Diode Laser fiber type Selective Stimulator, ZTlido 1.8 % Topical System, PeriCam PSI NR, Medoc Quantitative Sensory Testing, Inactive Topical System
Procedure · Drug · Diagnostic Test + 1 more
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
2
States / cities
Palo Alto, California • Salt Lake City, Utah
Conditions
Osteoarthritis
Interventions
Ensure
Dietary Supplement
Lead sponsor
NYU Langone Health
Other
Eligibility
55 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
2
States / cities
New York, New York • Philadelphia, Pennsylvania
Conditions
Breast Cancer
Interventions
Bulk Order, Texting, Clinician Endorsement, No Bulk Order, Standard Endorsement
Behavioral
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
40 Years to 74 Years · Female only
Enrollment
24,680 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Cardiovascular Diseases
Interventions
Walnuts, No-nut diet
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
45 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Davis, California
Conditions
Obesity
Interventions
Behavioral Child Tx Contacts, Behavioral Parent-Tx Contacts, Dietary and Physical Activity Information
Behavioral · Other
Lead sponsor
University of Florida
Other
Eligibility
8 Years to 12 Years
Enrollment
314 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Gainesville, Florida