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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Psyllium Clear all
Completed Not applicable Interventional

The Effect of Psyllium and Wheat Bran on Body Weight in People With Parkinson's Disease and Constipation Symptoms

NCT04829760
View directory record Official record
Conditions
Parkinson Disease
Interventions
Psyllium, Coarse wheat bran, Maltodextrin
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
40 Years to 85 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 19, 2024 · Synced Sep 4, 2026, 1:46 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Impact of Sex in the Effect of Dietary Capsaicin on Cardiovascular Health

NCT06363305
View directory record Official record
Conditions
Pre Hypertension, Hypertension
Interventions
Dietary capsules
Dietary Supplement
Lead sponsor
Skidmore College
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Saratoga Springs, New York
Source: ClinicalTrials.gov public record
Updated Jul 9, 2024 · Synced Sep 4, 2026, 1:46 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

A Clinical Study to Evaluate the Efficacy of Four Supplements on Improving Readiness for Intimacy

NCT05862519
View directory record Official record
Conditions
Libido, Intimacy, Gastrointestinal Issues
Interventions
Reset, Stay Ready Fiber, Libido, Testosterone supplement
Dietary Supplement
Lead sponsor
906 CMVI Holdings
Industry
Eligibility
18 Years to 44 Years · Male only
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated May 16, 2023 · Synced Sep 4, 2026, 1:46 PM EDT
Completed No phase listed Observational

Effect of Viscous Fiber on Postprandial Kalemic Response in Hemodialysis Patients

NCT05086185
View directory record Official record
Conditions
Hyperkalemia, Chronic Kidney Disease Requiring Chronic Dialysis
Interventions
Kalemic Response to Orange Juice, Kalemic Response to Orange Juice with Fiber
Diagnostic Test · Dietary Supplement
Lead sponsor
University of Nevada, Reno
Other
Eligibility
18 Years to 89 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Reno, Nevada
Source: ClinicalTrials.gov public record
Updated Mar 26, 2025 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Fiber on Appetite and Digestion Hormones

NCT01050101
View directory record Official record
Conditions
Psychological Phenomena and Processes, Nutrition Physiological Phenomena
Interventions
No fiber, Low GI high fiber viscous meal, Low GI high fiber non-viscous
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
18 Years and older · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 26, 2021 · Synced Sep 4, 2026, 1:46 PM EDT
Terminated Not applicable Interventional

Randomized Control Trial of L-Alanine and Placebo in Fructose Intolerance

NCT01288495
View directory record Official record
Conditions
Dietary Fructose Intolerance
Interventions
supplemental L-alanine, Metamucil
Dietary Supplement
Lead sponsor
Augusta University
Other
Eligibility
18 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Apr 14, 2020 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Sexual Absorption of Vaginal Progesterone

NCT01959464
View directory record Official record
Conditions
Infertility, Pregnancy
Interventions
Crinone vaginal progesterone gel, Placebo vaginal gel
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 21, 2022 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Bowel Function After Minimally Invasive Urogynecologic Surgery

NCT01044212
View directory record Official record
Conditions
Functional Disorder of Intestine
Interventions
Docusate, Bowel medications
Drug
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 89 Years · Female only
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Oct 20, 2015 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Phase 2 Interventional Results available

Randomized Trial of Maternal Progesterone Therapy

NCT02133573
View directory record Official record
Conditions
Congenital Heart Disease, Periventricular Leucomalacia, Brain Development, Cardiac Surgery, Neurodevelopmental Disability, Fetal Neuroprotection
Interventions
Progesterone, Vaginal lubricant
Drug
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Not listed
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 8, 2023 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Not applicable Interventional Results available

Women's Interventions for Sexual Health: WISH

NCT05692960
View directory record Official record
Conditions
Sexual Dysfunction, Physiological, Body Image, Libido; Loss, Aversion
Interventions
Hypnotic Relaxation Intervention (HRI), Vulvovaginal Atrophy (VVA)
Other · Device
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
18 Years to 99 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 18, 2025 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Not applicable Interventional Results available

The Role of Fiber in the Prevention and Treatment of Fecal Incontinence

NCT04806386
View directory record Official record
Conditions
Fecal Incontinence, Irritable Bowel Syndrome With Diarrhea
Interventions
Psyllium
Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
50 Years to 90 Years · Female only
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of Preoperative Fiber on Postoperative Bowel Function

NCT04882995
View directory record Official record
Conditions
Constipation, Prolapse, Vaginal
Interventions
Psyillium fiber
Dietary Supplement
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older · Female only
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 27, 2022 · Synced Sep 4, 2026, 1:46 PM EDT
Not listed Not applicable Interventional

Investigation of Supplemental L-alanine in the Management of Dietary Fructose Intolerance

NCT04022434
View directory record Official record
Conditions
Fructose Intolerance
Interventions
Placedo, Alanine
Dietary Supplement
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 14, 2020 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study to Evaluate the Effects of Psyllium on Blood Glucose

NCT00888602
View directory record Official record
Conditions
Healthy Men
Interventions
3.4 g psyllium, 6.8 g psyllium, Meal
Dietary Supplement · Other
Lead sponsor
Procter and Gamble
Industry
Eligibility
18 Years to 50 Years · Male only
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Miamiville, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 19, 2012 · Synced Sep 4, 2026, 1:46 PM EDT
Terminated Phase 4 Interventional Results available

Study of Metamucil on Blood Glucose and HbA1c in Type II NIDDM Subjects

NCT01582282
View directory record Official record
Conditions
Non-Insulin-dependent Diabetes Mellitus
Interventions
placebo, 3.4 g psyllium BID, 6.8g psyllium BID
Dietary Supplement
Lead sponsor
Procter and Gamble
Industry
Eligibility
36 Years to 80 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1988 – 1990
U.S. locations
2
States / cities
Miami, Florida • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 14, 2012 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Safety Evaluation of a Diet and Nutritional Supplementation Program- Purify 2.0

NCT03685552
View directory record Official record
Conditions
Gastrointestinal Symptoms
Interventions
Prog: Purify-2
Other
Lead sponsor
Nature's Sunshine Products, Inc.
Industry
Eligibility
18 Years to 69 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Lehi, Utah
Source: ClinicalTrials.gov public record
Updated Sep 25, 2018 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Phase 2 Interventional Results available

Examining the Efficacy of Fecal Microbiota Transplantation (FMT) and Dietary Fiber in Patients With Ulcerative Colitis

NCT03998488
View directory record Official record
Conditions
Ulcerative Colitis, Inflammatory Bowel Diseases
Interventions
Fecal Microbiota Transplantation, Psyllium Husk Powder
Drug · Dietary Supplement
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 89 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 2, 2025 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Not applicable Interventional

Investigation of Supra Fiber in the Treatment of Adults With Constipation

NCT01288508
View directory record Official record
Conditions
Constipation
Interventions
Supra Fiber, Psyllium
Dietary Supplement
Lead sponsor
Augusta University
Other
Eligibility
18 Years to 75 Years
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Sep 16, 2014 · Synced Sep 4, 2026, 1:46 PM EDT
Terminated Phase 2 Interventional Results available

Vaginal Dehydroepiandrosterone (DHEA) in Postmenopausal Breast Cancer Survivors on Aromatase Inhibitors

NCT04493333
View directory record Official record
Conditions
Vaginal Atrophy, Postmenopausal Symptoms, Breast Cancer Female, Long-term Survivors
Interventions
Vaginal Dehydroepiandrosterone, Vaginal Polycarbophil Moisturizer
Drug · Combination Product
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Nov 26, 2024 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Effects of Psyllium on Niacin Tolerability

NCT03370848
View directory record Official record
Conditions
Flushing, Hyperlipidemias, Dyslipidemias
Interventions
Psyllium, Aspirin
Dietary Supplement · Drug
Lead sponsor
VA Greater Los Angeles Healthcare System
Federal
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 11, 2017 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Phase 3 Interventional Results available

The Vaginal Health Trial

NCT02516202
View directory record Official record
Conditions
Atrophy of Vagina, Menopause, Dyspareunia (Female)
Interventions
Vagifem, Replens, Placebo tablet, Placebo gel
Drug · Device · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
45 Years to 70 Years · Female only
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
2
States / cities
Minneapolis, Minnesota • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 11, 2018 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Carbohydrate in Diet and Supplements on the Gastrointestinal Tolerability of LIK066

NCT03198767
View directory record Official record
Conditions
Obesity
Interventions
LIK066, Carbohydrate 50%, Carbohydrate 25%, Carbohydrate 8%, Carbohydrate 0%, Psyllium, Calcium carbonate
Drug · Dietary Supplement
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Jan 4, 2021 · Synced Sep 4, 2026, 1:46 PM EDT
Completed Not applicable Interventional

Kiwifruit, Prunes, & Fiber for Abdominal and Bowel Symptoms in US Patients With Chronic Constipation

NCT03569527
View directory record Official record
Conditions
Chronic Constipation
Interventions
Kiwifruit, Fiber, Prunes
Dietary Supplement
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 16, 2019 · Synced Sep 4, 2026, 1:46 PM EDT
Terminated Not applicable Interventional Results available

Effect of Fenugreek on Milk Production

NCT00851591
View directory record Official record
Conditions
Lactation
Interventions
fenugreek, Placebo (Psyllium)
Drug
Lead sponsor
Texas Tech University Health Sciences Center
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Amarillo, Texas
Source: ClinicalTrials.gov public record
Updated Jun 25, 2018 · Synced Sep 4, 2026, 1:46 PM EDT