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ClinicalTrials.gov public records Last synced Nov 6, 2026, 6:11 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 457–480 of 619 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: Oral Supplement Clear all

Conditions: Breast Cancer, Precancerous Condition
Interventions: broccoli sprout extract, placebo; Dietary Supplement · Other
Lead sponsor: OHSU Knight Cancer Institute; Other
Eligibility: 21 Years to 120 Years · Female only
Enrollment: 54 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2009 – 2013
U.S. locations: 1
States / cities: Portland, Oregon

Conditions: Malnutrition
Interventions: Quality Improvement Program; Other
Lead sponsor: Abbott Nutrition; Industry
Eligibility: 18 Years and older
Enrollment: 1,546 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2016 – 2018
U.S. locations: 2
States / cities: Des Plaines, Illinois • Oak Lawn, Illinois

Conditions: Borderline Hypokalemia
Interventions: K+ supplement, Placebo; Drug
Lead sponsor: Duke University; Other
Eligibility: 30 Years and older
Enrollment: 61 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2016
U.S. locations: 1
States / cities: Durham, North Carolina

Conditions: Energy Metabolism, Heart Rate, Blood Pressure, Mood
Interventions: Sugar Pill (placebo), Caffeine (plus Teacrine and Cayenne), Caffeine (plus Teacrine); Drug · Dietary Supplement
Lead sponsor: University of Mary Hardin-Baylor; Other
Eligibility: 18 Years to 35 Years
Enrollment: 14 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018
U.S. locations: 1
States / cities: Belton, Texas

Conditions: Autism Spectrum Disorder
Interventions: N-acetylcysteine, Placebo; Drug
Lead sponsor: Emory University; Other
Eligibility: 5 Years to 12 Years
Enrollment: 8 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2019
U.S. locations: 1
States / cities: Atlanta, Georgia

Conditions: Multimodal Analgesic Approach
Interventions: Ofirmev, Per Os Acetaminophen; Drug
Lead sponsor: Hospital for Special Surgery, New York; Other
Eligibility: 18 Years to 85 Years
Enrollment: 166 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017 – 2025
U.S. locations: 1
States / cities: New York, New York

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

Conditions: Frailty, Functional Recovery, Prehabilitation
Interventions: Exercise, Nutrition, Meditation, Cognitive Behavioral Intervention; Behavioral
Lead sponsor: Beth Israel Deaconess Medical Center; Other
Eligibility: 65 Years and older
Enrollment: 30 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2025
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Burn, Reconstructive Surgical Procedure
Interventions: Juven (Ross Products) protein supplement; Dietary Supplement
Lead sponsor: Shriners Hospitals for Children; Other
Eligibility: 6 Years to 24 Years
Enrollment: 38 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: Started 2005
U.S. locations: 1
States / cities: Cincinnati, Ohio

Conditions: COVID-19, SAR
Interventions: CBDRA60 supplement, Placebo; Dietary Supplement
Lead sponsor: Anewsha Therapeutics Inc.; Industry
Eligibility: 18 Years and older
Enrollment: 60 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022
U.S. locations: 1
States / cities: Hanover, Michigan

Conditions: Fanconi Anemia, Squamous Cell Carcinoma
Interventions: Quercetin (dietary supplement); Drug
Lead sponsor: Children's Hospital Medical Center, Cincinnati; Other
Eligibility: 2 Years and older
Enrollment: 48 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2026
U.S. locations: 1
States / cities: Cincinnati, Ohio

Conditions: End Stage Renal Disease
Interventions: Nepro nutritional supplement; Dietary Supplement
Lead sponsor: Vanderbilt University; Other
Eligibility: 18 Years and older
Enrollment: 352 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2005 – 2009
U.S. locations: 1
States / cities: Nashville, Tennessee

Conditions: Malignant Neoplasms of Urinary Tract
Interventions: Arginine recovery supplement, Omega-3 Fatty Acids; Drug · Dietary Supplement
Lead sponsor: M.D. Anderson Cancer Center; Other
Eligibility: 18 Years and older
Enrollment: 46 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2022
U.S. locations: 1
States / cities: Houston, Texas

Conditions: Pre-diabetic
Interventions: Sugar Pill, XOS 2.8; Dietary Supplement
Lead sponsor: University of California, Los Angeles; Other
Eligibility: 20 Years to 70 Years
Enrollment: 18 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2013 – 2014
U.S. locations: 1
States / cities: Los Angeles, California

Conditions: Autism Spectrum Disorder
Interventions: LCPUFA Oil Supplement, Canola Oil Placebo; Drug · Dietary Supplement
Lead sponsor: Sarah Keim; Other
Eligibility: 2 Years to 6 Years
Enrollment: 72 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2020
U.S. locations: 1
States / cities: Columbus, Ohio

Conditions: Phenylketonuria, Healthy
Interventions: SYNB1618, Placebo; Drug
Lead sponsor: Synlogic; Industry
Eligibility: 18 Years to 64 Years
Enrollment: 70 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2019
U.S. locations: 4
States / cities: Boston, Massachusetts • Pittsburgh, Pennsylvania • Nashville, Tennessee + 1 more

Conditions: End Stage Renal Disease
Interventions: Nutritional Supplement; Dietary Supplement
Lead sponsor: Dialysis Clinic, Inc.; Industry
Eligibility: 18 Years and older
Enrollment: 10,457 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2020
U.S. locations: 2
States / cities: Jacksonville, Florida • Nashville, Tennessee

Conditions: Overweight and Obesity, Vitamin D Deficiency, Magnesium Deficiency, Cardiovascular Risk Factor
Interventions: Vitamin D and magnesium, Vitamin D, Placebo; Dietary Supplement
Lead sponsor: Drexel University; Other
Eligibility: 30 Years to 70 Years
Enrollment: 109 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2016 – 2021
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Post-ERCP Pancreatitis
Interventions: Use of different concentrations of oxygen during ERCP; Procedure
Lead sponsor: Syed Z. Ali, MD; Other
Eligibility: 18 Years to 100 Years
Enrollment: 25 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021
U.S. locations: 1
States / cities: Lexington, Kentucky

Conditions: Skin
Interventions: Lumenato; Dietary Supplement
Lead sponsor: LycoRed Ltd.; Industry
Eligibility: 35 Years to 55 Years · Female only
Enrollment: 66 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022
U.S. locations: 1
States / cities: Piscataway, New Jersey

Conditions: Anorexia, Cachexia
Interventions: eicosapentaenoic acid, megestrol acetate, placebo; Dietary Supplement · Drug · Other
Lead sponsor: Alliance for Clinical Trials in Oncology; Other
Eligibility: 18 Years and older
Enrollment: 429 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2000 – 2004
U.S. locations: 22
States / cities: Scottsdale, Arizona • Jacksonville, Florida • Peoria, Illinois + 19 more

Conditions: Osteoporosis, Osteopenia
Interventions: Fiber Pill, Melatonin, Strontium citrate, Vitamins D3 and K2; Dietary Supplement
Lead sponsor: Duquesne University; Other
Eligibility: Female only
Enrollment: 23 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2013 – 2017
U.S. locations: 1
States / cities: Pittsburgh, Pennsylvania

Conditions: Generalized Myasthenia Gravis
Interventions: Placebo, Cladribine Low Dose, Cladribine High Dose; Other · Drug
Lead sponsor: Merck Healthcare KGaA, Darmstadt, Germany, an affiliate of Merck KGaA, Darmstadt, Germany; Industry
Eligibility: 18 Years and older
Enrollment: 264 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2030
U.S. locations: 22
States / cities: Phoenix, Arizona • Longmont, Colorado • Farmington, Connecticut + 19 more

Conditions: Stroke
Interventions: POMx, Placebo; Dietary Supplement · Other
Lead sponsor: Loma Linda University; Other
Eligibility: 18 Years to 89 Years
Enrollment: 16 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2016
U.S. locations: 1
States / cities: Loma Linda, California

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Broccoli Sprout Extract in Treating Women Who Have Had a Mammogram and Breast Biopsy

Impact of a Nutrition Quality Improvement Program on Outcomes of Malnourished Patients

The Effects of Potassium on Glucose Metabolism in African Americans

Effects of a Thermogenic Dietary Supplement on Metabolic, Hemodynamic, and Mood Responses

A Feasibility Study of N-acetylcysteine for Self-injurious Behavior in Children With Autism Spectrum Disorder

IV vs Oral Acetaminophen in Spine Fusion Perioperative Care

Vitamin/Mineral Absorption From Two Different Supplements

Multi-Component Prehabilitation for Major Elective Surgery

Evaluation Perioperative Nutrition on Donor Site Healing in Patients Undergoing Reconstructive Burn Surg

(CBDRA60) to Prevent or Reduce Symptoms of COVID-19 and Prevention of Post-Acute Sequelae of SARS-CoV-2 Infection PASC

Quercetin Chemoprevention for Squamous Cell Carcinoma in Patients With Fanconi Anemia

Improving The Nutritional Status Of The Malnourished Chronic Hemodialysis Patients In The State Of Tennessee

Oral Supplementation to Enhance Recovery Pilot Study

Investigation of the Ability of a Supplement to Increase Good Bacteria in the Human Intestine and Blood Sugar Levels

Fatty Acid Supplementation in Children With ASD

Safety and Tolerability of SYNB1618 in Healthy Adult Volunteers and Adult Subjects With Phenylketonuria

Health Effects of oraL Protein Supplements in HD (The HELPS-HD Trial)

Magnesium and Vitamin D Supplementation and Cardiometabolic Outcomes

Effects of High FIO2 on Post-ERCP Pancreatitis.

A Clinical Study to Evaluate the Efficacy and Consumer Perception of Lumenato

Comparison of Megestrol and/or Omega-3 Fatty Acid-Enriched Nutritional Supplement in Treating Patients With Cancer-Related Weight Loss and Lack of Appetite

Melatonin-Micronutrients for Osteopenia Treatment Study

Efficacy and Safety of a New Formulation of Oral Cladribine Compared With Placebo in Participants With Generalized Myasthenia Gravis (MyClad)

Cognitive Impact of Pomegranate Polyphenols Following Ischemic Stroke