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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Control dietary supplement Clear all
Active, not recruiting Not applicable Interventional

Assessing The Effects of Exercise, Protein, and Electric Stimulation On Intensive Care Unit Patients Outcomes

NCT02509520
View directory record Official record
Conditions
Muscle Weakness, Critical Illness, Sarcopenia
Interventions
MPR and High Protein Supplement (HPRO) and Neuromuscular Electric Stimulation (NMES)
Dietary Supplement
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
45 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Sep 25, 2026, 4:15 AM EDT
Active, not recruiting Not applicable Interventional

Product Responsiveness to Enhanced Bioavailability Curcumin Dietary Supplements in Adults

NCT07196046
View directory record Official record
Conditions
Joint Discomfort, Quality of Life (QOL)
Interventions
Supplement 2, Supplement 3, Supplement 1
Dietary Supplement
Lead sponsor
Ultra Botanica LLC
Other
Eligibility
30 Years to 85 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Phase 2 Interventional Results available

Effect of a Wide Spectrum Nutritional Supplement on Mitochondrial Function in Children With Autism Spectrum Disorder

NCT03835117
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Wide-spectrum nutritional supplement, Placebo
Drug · Other
Lead sponsor
Rossignol Medical Center
Other
Eligibility
2 Years to 17 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Sep 25, 2026, 4:15 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

A Randomized, Placebo Controlled Clinical Study to Assess the Effect of a Blend of Digestive Enzymes and Extracts on Bloating in Adults.

NCT07033000
View directory record Official record
Conditions
Healthy
Interventions
Placebo, Dietary Supplement with actives
Dietary Supplement
Lead sponsor
Olly, PBC
Industry
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
New Port Richey, Florida
Source: ClinicalTrials.gov public record
Updated Jun 23, 2025 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Role of Vitamin D in Menopause: Relationship to Menopausal Symptoms in Body Composition

NCT01141972
View directory record Official record
Conditions
Hot Flushes, Menopause, Premature, Obesity, Vitamin D Deficiency
Interventions
Vitamin D, Placebo
Dietary Supplement · Other
Lead sponsor
Kaiser Permanente
Other
Eligibility
40 Years to 60 Years · Female only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 29, 2013 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Effects of the GOLO Weight Management Program With and Without Release Supplement on Weight and Metabolic Parameters in Subjects With Obesity

NCT03842501
View directory record Official record
Conditions
Obesity
Interventions
Release Supplement, Placebo
Dietary Supplement
Lead sponsor
Golo
Industry
Eligibility
18 Years to 80 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Valparaiso, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 14, 2019 · Synced Sep 25, 2026, 4:15 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Effect of Dietary Supplementation on Dynamic Stability

NCT02806765
View directory record Official record
Conditions
Aging
Interventions
(1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-7a-methyl-1-[(2R)-6-methylheptan-2-yl]-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol, Control
Dietary Supplement · Other
Lead sponsor
Arizona State University
Other
Eligibility
65 Years to 95 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Glendale, Arizona
Source: ClinicalTrials.gov public record
Updated Jan 31, 2023 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Not applicable Interventional

Vaginal Probiotics and Pessaries and Their Impact on the Vaginal Microenvironment

NCT04118049
View directory record Official record
Conditions
Pelvic Organ Prolapse, Inflammatory Response, Dysbiosis
Interventions
BiopHreshTM vaginal probiotic supplement (Good Clean Love, Inc. Eugene, OR) and RestoreTM gel., Standard Care
Other
Lead sponsor
Hartford Hospital
Other
Eligibility
18 Years to 89 Years · Female only
Enrollment
141 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 24, 2022 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Not applicable Interventional

Prebiotic in Preterm Infants

NCT03306316
View directory record Official record
Conditions
Preterm Infant, Development, Infant, Nutrition
Interventions
Prebiotic, Dextrose Control
Dietary Supplement
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
7 Days to 10 Days
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 7, 2024 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Phase 4 Interventional Results available

Exenatide Inpatient Trial: A Randomized Controlled Pilot Trial on the Safety and Efficacy of Exenatide (Byetta®) Therapy for the Inpatient Management of Patients With Type 2 Diabetes

NCT02455076
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Exenatide, Glargine, Rapid-acting insulin analogs
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 19, 2019 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Not applicable Interventional

Probiotic Prophylaxis for Immunosuppressant Associated Diarrhea (IAD) Following Kidney Transplantation

NCT00364650
View directory record Official record
Conditions
Immunosuppressant Associated Diarrhea
Interventions
Probiotic Supplement, Placebo
Drug · Other
Lead sponsor
Swedish Medical Center
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 25, 2011 · Synced Sep 25, 2026, 4:15 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Examining Olive Oil Extract on Knee Comfort and Function

NCT07514013
View directory record Official record
Conditions
Healthy Adult Male, Healthy Adult Females, Joint Discomfort
Interventions
Olive Oil Extract, Placebo
Dietary Supplement
Lead sponsor
Applied Food Sciences Inc.
Industry
Eligibility
40 Years to 75 Years
Enrollment
168 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Blackcurrant Supplementation on Eye Health

NCT04775654
View directory record Official record
Conditions
Eye Strain, Eye Fatigue
Interventions
Blackcurrant, Placebo
Dietary Supplement · Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
30 Years to 60 Years · Female only
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Franklin, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 23, 2022 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Not applicable Interventional

Gold Factor on Knee Joint Health and Function

NCT05347602
View directory record Official record
Conditions
Knee Arthritis, Knee Osteoarthritis, Knee Pain Chronic, Knee Discomfort, Rheumatoid Arthritis, Knee Pain Swelling
Interventions
Gold Factor (Gold Nanoparticles, AuNPs), Placebo
Dietary Supplement
Lead sponsor
4Life Research, LLC
Industry
Eligibility
18 Years to 87 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 11, 2022 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Pilot Study to Evaluate Safety and Efficacy of CigRx™ in Smokers

NCT01262170
View directory record Official record
Conditions
Smoking, Tobacco Use Disorder
Interventions
CigRx Lozenge, Tobacco Lozenge
Dietary Supplement · Other
Lead sponsor
Rock Creek Pharmaceuticals, Inc.
Industry
Eligibility
23 Years to 72 Years
Enrollment
109 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Martinsburg, West Virginia
Source: ClinicalTrials.gov public record
Updated Oct 29, 2015 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Phase 2 Interventional

Effect of Vitamin D Supplementation on Hemoglobin A1c

NCT01354262
View directory record Official record
Conditions
Diabetes Mellitus, Vitamin D Deficiency
Interventions
Vitamin D
Dietary Supplement
Lead sponsor
Ascension Health
Industry
Eligibility
34 Years to 69 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Flint, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 22, 2015 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Not applicable Interventional

The Effects of an Orally-Administered Probiotic on Vaginal Symptoms

NCT07829861
View directory record Official record
Conditions
Vaginal Odor
Interventions
Orally-administered probiotic, Placebo
Dietary Supplement
Lead sponsor
Bonafide Health
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Harrison, New York
Source: ClinicalTrials.gov public record
Updated Sep 20, 2026 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluate the Use of the Foundation Pain Index and the Nutritional Supplement BioPlete™ in Adults With Chronic Pain

NCT05278533
View directory record Official record
Conditions
Chronic Pain
Interventions
BioPlete™ Advanced Formula, Placebo
Dietary Supplement
Lead sponsor
Ethos Research & Development
Industry
Eligibility
30 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
2
States / cities
Tampa, Florida • West Palm Beach, Florida
Source: ClinicalTrials.gov public record
Updated Jun 21, 2023 · Synced Sep 25, 2026, 4:15 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

Brain Small Chain Fatty Acid Metabolism in Parkinson Disease: Tributyrin Supplementation

NCT05446168
View directory record Official record
Conditions
Parkinson Disease
Interventions
tributyrin
Drug
Lead sponsor
Nicolaas Bohnen, MD, PhD
Other
Eligibility
45 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 22, 2025 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Phase 4 Interventional Results available

Omega Tots: A Randomized, Controlled Trial of Long-chain Polyunsaturated Fatty Acid Supplementation of Toddler Diets and Developmental Outcomes

NCT01576783
View directory record Official record
Conditions
Preterm Birth, Child Development
Interventions
Docosahexaenoic Acid + Arachidonic Acid (DHA+AA), Placebo
Drug · Dietary Supplement
Lead sponsor
Sarah Keim
Other
Eligibility
10 Months to 16 Months
Enrollment
377 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 28, 2021 · Synced Sep 25, 2026, 4:15 AM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

Combination Gerotherapeutic Interventions for Healthspan Improvement

NCT07475546
View directory record Official record
Conditions
Healthspan Improvement, Aging, Longevity
Interventions
Rapamycin, Naltrexone, Metformin, NAD+, GSH, Infinite Supplement, Placebo/control, B12, Intervention: Guided Meditation Program, Control: Podcast Listening Activity, Control: Standard Exercise Regimen, Intervention: Structured Exercise Program
Drug · Dietary Supplement · Behavioral
Lead sponsor
AgelessRx
Industry
Eligibility
60 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Sep 25, 2026, 4:15 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

A Double-Blind, Randomized, Placebo-Controlled Study Evaluating the Nutritional Supplement Lumenato and Its Impact on Skin Parameters in Healthy Female Subjects

NCT04356456
View directory record Official record
Conditions
Skin
Interventions
Lumenato
Dietary Supplement
Lead sponsor
LycoRed Ltd.
Industry
Eligibility
35 Years to 55 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Fairfield, New Jersey
Source: ClinicalTrials.gov public record
Updated Nov 12, 2020 · Synced Sep 25, 2026, 4:15 AM EDT
Terminated Not applicable Interventional

Preoperative Nutrition With Immune Enhancing Nutritional Supplement (Immunomodulation)

NCT02838966
View directory record Official record
Conditions
Pancreatic Adenocarcinoma
Interventions
Nestle IMPACT Advanced Recovery, Nestle Boost High Protein Drink
Dietary Supplement
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 15, 2021 · Synced Sep 25, 2026, 4:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy of a Hydrolyzed Chicken Collagen Type II in Alleviating Joint Discomfort

NCT04955353
View directory record Official record
Conditions
Joint Discomfort
Interventions
AVC-H2, Placebo
Dietary Supplement
Lead sponsor
Avicenna Nutraceutical
Other
Eligibility
40 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 7, 2021 · Synced Sep 25, 2026, 4:15 AM EDT