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Showing 1–24 of 47 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Oral supplement B Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Vitamin/Mineral Absorption From Two Different Supplements

NCT05336994
View directory record Official record
Conditions
Healthy Nutrition
Interventions
Multivitamin/mineral supplement A, Multivitamin/mineral supplement B
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 32 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Sep 1, 2022 · Synced Sep 3, 2026, 1:12 AM EDT
Recruiting Not applicable Interventional

B6 Administration for Levetiracetam-Associated Neurobehavioral Changes and Epilepsy

NCT07271966
View directory record Official record
Conditions
Brain Tumor Related Epilepsy (BTRE)
Interventions
Vitamin B6 100 MG
Dietary Supplement
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Phase 1 Interventional

A Study of the Pharmacokinetics and Immunologic Effects of Lipoic Acid in Multiple Sclerosis

NCT00676156
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
oral lipoic acid (LA), lipoic acid (LA) with fish oil and LA without fish oil, R lipoic acid
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 5, 2012 · Synced Sep 3, 2026, 1:12 AM EDT
Terminated Phase 2 Interventional Results available

Effect of VSL#3 on Bone Mineral Density in Postmenopausal Women

NCT03165747
View directory record Official record
Conditions
Menopausal Osteoporosis
Interventions
VSL#3, Placebo
Drug · Other
Lead sponsor
Emory University
Other
Eligibility
50 Years to 65 Years · Female only
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 3, 2020 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Phase 3 Interventional

Anit-Inflammatory and Anti-Oxidative Nutrition in Dialysis Patients

NCT00561093
View directory record Official record
Conditions
Hypoalbuminemia, Protein-energy Malnutrition, Inflammation, Oxidative Stress, Chronic Kidney Disease (CKD) Hemodialysis
Interventions
pentoxiphylline, Nepro, anti-inflammatory module (similar to Oxepa), Placebo pill imitating pentoxiphylline, Placebo to imitate Nepro, Placebo to imitate anti-inflammatory module (similar to Oxepa)
Drug · Dietary Supplement
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
2
States / cities
Irvine, California • Torrance, California
Source: ClinicalTrials.gov public record
Updated May 20, 2015 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Probiotic for Oral Health (PRO Health) Study

NCT03748017
View directory record Official record
Conditions
Oral Microbiome
Interventions
Placebo-Control Supplement, Streptococcus-Containing Probiotic Supplement
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
21 Years to 45 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Nov 27, 2023 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Phase 2 Interventional Results available

Study of Pralatrexate to Treat Participants With Relapsed or Refractory B-cell Non-Hodgkin's Lymphoma

NCT00998946
View directory record Official record
Conditions
Lymphoma, B-Cell
Interventions
Pralatrexate, Vitamin B12, Folic Acid
Drug · Dietary Supplement
Lead sponsor
Spectrum Pharmaceuticals, Inc
Industry
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
11
States / cities
Beverly Hills, California • Post Falls, Idaho • Chicago, Illinois + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Sep 3, 2026, 1:12 AM EDT
Withdrawn Phase 3 Interventional

Randomized Study: Standard of Care With or Without Atorvastatin for Prevention of GVHD for Matched Unrelated Donor BMT

NCT03066466
View directory record Official record
Conditions
Acute Myeloid Leukemia, Acute Lymphocytic Leukemia, Myelodysplastic Syndrome
Interventions
Atorvastatin, Methotrexate, Tacrolimus
Drug
Lead sponsor
Loyola University
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Maywood, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 26, 2021 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

RCT of an Oral Acne Supplement for Adult Women

NCT06097871
View directory record Official record
Conditions
Acne
Interventions
Skin Nutraceutical Supplement, Placebo pill
Dietary Supplement · Other
Lead sponsor
Nutraceutical Wellness Inc.
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
High Point, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 24, 2024 · Synced Sep 3, 2026, 1:12 AM EDT
Recruiting Phase 2 Interventional

A Phase II Study of the Combination of Pembrolizumab and ATRA Combination Treatment of Relapsed HL and B-NHL

NCT06484920
View directory record Official record
Conditions
Relapsed Hodgkin Lymphoma, Refractory Hodgkin Lymphoma, Relapsed Non-Hodgkin Lymphoma, Refractory Non-Hodgkin Lymphoma, B-cell Lymphoma
Interventions
ATRA, Pembrolizumab
Drug
Lead sponsor
Rita Assi
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Pilot Study of OMEGA-3 and Vitamin D in High-Dose in Type I Diabetic Patients

NCT03406897
View directory record Official record
Conditions
Diabetes Mellitus, Type 1, Hypoglycemia, Diabetes Mellitus, Diabetes, Autoimmune
Interventions
Cholecalciferol, Omega 3 fatty acid
Drug
Lead sponsor
Rodolfo Alejandro
Other
Eligibility
6 Years to 65 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Cocoa Flavanols for Modulating Immune Response and Accelerating Recovery

NCT03123068
View directory record Official record
Conditions
Surgical Recovery
Interventions
CocoaVia®, Placebo
Drug · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 90 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Oct 12, 2022 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Phase 2 Interventional Results available

Effects of an Antioxidant-Enriched Multivitamin Supplement on Inflammation and Oxidative Stress in Cystic Fibrosis

NCT01859390
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
AquADEKs-2, control multivitamin
Drug · Dietary Supplement
Lead sponsor
University of Colorado, Denver
Other
Eligibility
10 Years and older
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
15
States / cities
Tucson, Arizona • Aurora, Colorado • Orlando, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2017 · Synced Sep 3, 2026, 1:12 AM EDT
Withdrawn Not applicable Interventional

Vitamin B12 for Aromatase Inhibitors Associated Musculoskeletal Symptoms in Breast Cancer

NCT04205786
View directory record Official record
Conditions
HR-positive Breast Cancer
Interventions
Vitamin B12, Blood collection, Brief Pain Inventory - Short Form survey, FACT-ES Trial Outcome Index (Version 4), Questionnaire to Assess Adherence to Aromatase Inhibitors, Demographics Questionnaire
Dietary Supplement · Other
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
19 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 20, 2024 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Not applicable Interventional

White Wine or Nutritional Supplement in Improving Appetite in Patients With Cancer

NCT00936728
View directory record Official record
Conditions
Unspecified Adult Solid Tumor, Protocol Specific
Interventions
therapeutic nutritional supplementation, white wine, questionnaire administration
Other · Dietary Supplement
Lead sponsor
Academic and Community Cancer Research United
Other
Eligibility
21 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
4
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 31, 2023 · Synced Sep 3, 2026, 1:12 AM EDT
Not yet recruiting Phase 1 Interventional

Study of Supplemental Arginine With Chemotherapy and Immunotherapy in Platinum Resistant Ovarian, Fallopian Tube, and Peritoneal Cancer

NCT07772882
View directory record Official record
Conditions
Platinum Resistant Ovarian Cancer, Fallopian Tube Cancers, Peritoneal Carcinoma
Interventions
Cohort A1, Cohort A2, Cohort A3, A3 Expansion, Cohort B1, Cohort B2, Cohort B3, B3 Expansion
Drug
Lead sponsor
Rebecca Arend
Other
Eligibility
18 Years to 89 Years · Female only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Not applicable Interventional

Glycemic Response to Three Oral Nutrition Supplements in Persons With Type 2 Diabetes Mellitus

NCT02856516
View directory record Official record
Conditions
Diabetes
Interventions
Boost Glucose Control (A), Boost Glucose Control (B), Boost Original
Other
Lead sponsor
Société des Produits Nestlé (SPN)
Industry
Eligibility
20 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Tustin, California
Source: ClinicalTrials.gov public record
Updated Oct 10, 2016 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Vitamin B6 Effects for Women Taking Birth Control Pills

NCT01128244
View directory record Official record
Conditions
Vitamin B6 Deficiency
Interventions
Vitamin B6, Infusion of labeled serine, methionine and leucine
Dietary Supplement · Procedure
Lead sponsor
University of Florida
Other
Eligibility
20 Years to 40 Years · Female only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 6, 2017 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Oral Probiotic Supplementation on Group B Strep (GBS) Rectovaginal Colonization in Pregnancy

NCT01479478
View directory record Official record
Conditions
Infection, Pregnancy
Interventions
Placebo, Probiotic dietary supplement
Drug · Dietary Supplement
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
251 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
3
States / cities
Aptos, California • Santa Cruz, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated Aug 19, 2018 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Open-label Study to Assess Increasing Levels of NAD+(Nicotinamide Adenine Dinucleotide)

NCT03707652
View directory record Official record
Conditions
Increase in Blood Levels of Nicotinamide Adenine Dinucleotide (NAD+)
Interventions
Oral supplement A, Oral supplement B, Oral supplement C, Oral supplement D, Oral Supplement D in combination with oral supplement C
Dietary Supplement
Lead sponsor
Supplement Formulators, Inc.
Industry
Eligibility
30 Years to 80 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Fort Lauderdale, Florida
Source: ClinicalTrials.gov public record
Updated Oct 17, 2018 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Quasi Experiment of Prenatal Probiotics Against Group B Streptococcus Colonization

NCT02249325
View directory record Official record
Conditions
Pregnancy
Interventions
Probiotic dietary supplement
Dietary Supplement
Lead sponsor
Marquette University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 6, 2014 · Synced Sep 3, 2026, 1:12 AM EDT
Recruiting Early Phase 1 Interventional

A Trial to Evaluate CSF ctDNA and Safety of Plixorafenib Alone or With Retifanlimab in Patients With BRAF-altered Glioma

NCT06610682
View directory record Official record
Conditions
BRAF V600E Mutation
Interventions
Plixorafenib, Retifanlimab
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Sep 3, 2026, 1:12 AM EDT
Recruiting Not applicable Interventional

Effects of Urolithin A Supplementation on Glucose Metabolism in Healthy Adults 55 >= Years Old: A Randomized Triple-Masked Controlled Clinical Trial

NCT06274749
View directory record Official record
Conditions
Healthy Volunteer
Interventions
Urolithin A, Placebo
Dietary Supplement
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
55 Years to 100 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 3, 2026, 1:12 AM EDT
Completed Not applicable Interventional

Vitamin D Reabsorption in Adolescents and Young Adults With HIV Infection

NCT00490412
View directory record Official record
Conditions
HIV Infections
Interventions
Vitamin D supplement, Placebo
Dietary Supplement · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 24 Years
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
14
States / cities
Los Angeles, California • San Francisco, California • Washington D.C., District of Columbia + 10 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2017 · Synced Sep 3, 2026, 1:12 AM EDT