- Conditions
- Autistic Disorder
- Interventions
- Methylcobalamin (methylB12)
- Drug
- Lead sponsor
- Arkansas Children's Hospital Research Institute
- Other
- Eligibility
- 3 Years to 7 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2007
- U.S. locations
- 1
- States / cities
- Little Rock, Arkansas
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–24
of 24
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Optic Disc Edema, Endothelial Dysfunction
- Interventions
- Vitamin B-Complex Supplement
- Drug
- Lead sponsor
- National Aeronautics and Space Administration (NASA)
- Federal
- Eligibility
- 20 Years to 100 Years
- Enrollment
- 16 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2032
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Anxiety, Stress, Memory Deficits, Cortisol Overproduction
- Interventions
- Heights Smart Supplement
- Dietary Supplement
- Lead sponsor
- Heights
- Industry
- Eligibility
- 21 Years to 70 Years
- Enrollment
- 34 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022
- U.S. locations
- 1
- States / cities
- Santa Monica, California
- Conditions
- Macrocytic Anemia With Vitamin B12 Deficiency
- Interventions
- Vitamin B12
- Dietary Supplement
- Lead sponsor
- James J. Peters Veterans Affairs Medical Center
- Federal
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2018
- U.S. locations
- 1
- States / cities
- The Bronx, New York
- Conditions
- Diabetic Peripheral Neuropathy
- Interventions
- Metanx® (a medical food)
- Other
- Lead sponsor
- Pamlab, L.L.C.
- Industry
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 800 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- Montgomery, Alabama
- Conditions
- Diabetic Neuropathy
- Interventions
- Vegan diet and vitamin B12 supplement, Vitamin B12 supplement
- Other · Dietary Supplement
- Lead sponsor
- Physicians Committee for Responsible Medicine
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2014
- U.S. locations
- 1
- States / cities
- Washington D.C., District of Columbia
- Conditions
- Blood Pressure, Endothelial Dysfunction
- Interventions
- Plant based bioequivalent Nitrate supplementation, Placebo
- Dietary Supplement
- Lead sponsor
- Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
- Other
- Eligibility
- 40 Years to 75 Years
- Enrollment
- 67 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2018
- U.S. locations
- 1
- States / cities
- Torrance, California
- Conditions
- Obesity and Overweight
- Interventions
- Postbiotic, Placebo
- Dietary Supplement
- Lead sponsor
- ResBiotic Nutrition, Inc.
- Industry
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Birmingham, Alabama
- Conditions
- Diabetic Neuropathy
- Interventions
- Vegan diet and vitamin B12 supplement, Vitamin B12 supplement
- Other · Dietary Supplement
- Lead sponsor
- Physicians Committee for Responsible Medicine
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2015
- U.S. locations
- 1
- States / cities
- Washington D.C., District of Columbia
- 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
- Conditions
- Eating Disorders
- Interventions
- Family therapy (FT), Individual therapy (IT)
- Behavioral
- Lead sponsor
- University of Chicago
- Other
- Eligibility
- 12 Years to 18 Years
- Enrollment
- 121 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Started 2004
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Diabetic Peripheral Neuropathy
- Interventions
- Metanx® (Oral L-methylfolate, Methylcobalamin and Pyridoxal 5'-phosphate)
- Other
- Lead sponsor
- Carolina Musculoskeletal Institute
- Other
- Eligibility
- Not listed
- Enrollment
- 20 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- Started 2006
- U.S. locations
- 1
- States / cities
- Aiken, South Carolina
- Conditions
- Diabetic Peripheral Neuropathy, B Vitamin Deficiency
- Interventions
- Metanx, Placebo
- Other
- Lead sponsor
- Pamlab, Inc.
- Industry
- Eligibility
- 25 Years to 80 Years
- Enrollment
- 238 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2018
- U.S. locations
- 25
- States / cities
- Mobile, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 21 more
- Conditions
- Diabetic Peripheral Neuropathy (DPN)
- Interventions
- Metanx® (a medical food), Not treated with Metanx®
- Other
- Lead sponsor
- Pamlab, L.L.C.
- Industry
- Eligibility
- 25 Years to 80 Years
- Enrollment
- 500 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2011
- U.S. locations
- 1
- States / cities
- Wilmington, Delaware
- Conditions
- Pain, Chronic, Opioid Dependence, Opioid Use, Inflammation Chronic
- Interventions
- Root.Health Dietary Supplement
- Dietary Supplement
- Lead sponsor
- Hudson Medical
- Other
- Eligibility
- Not listed
- Enrollment
- 1 participant
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Autistic Disorder
- Interventions
- Methyl B12, Placebo
- Drug · Dietary Supplement
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 3 Years to 7 Years
- Enrollment
- 57 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2013
- U.S. locations
- 1
- States / cities
- San Francisco, California
- Conditions
- Type 2 Diabetic Peripheral Neuropathy (DPN)
- Interventions
- Metanx (a medical food), Metanx placebo
- Other
- Lead sponsor
- Pamlab, Inc.
- Industry
- Eligibility
- 25 Years to 80 Years
- Enrollment
- 214 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2011
- U.S. locations
- 6
- States / cities
- Birmingham, Alabama • New Orleans, Louisiana • Omaha, Nebraska + 3 more
- Conditions
- B12 Deficiency Vitamin, Energy Supply; Deficiency, Mood
- Interventions
- Hype Bites Supplement
- Dietary Supplement
- Lead sponsor
- Sourse
- Industry
- Eligibility
- 24 Years to 65 Years
- Enrollment
- 38 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022
- U.S. locations
- 1
- States / cities
- Santa Monica, California
- Conditions
- Diabetes, Peripheral Neuropathy
- Interventions
- Metanx, Placebo
- Dietary Supplement · Drug
- Lead sponsor
- St. Luke's Hospital and Health Network, Pennsylvania
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 100 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- Started 2011
- U.S. locations
- 1
- States / cities
- Bethlehem, Pennsylvania
- Conditions
- Obesity, Overweight
- Interventions
- Lifestyle Modification Intervention, Balanced Calorie Deficit Eating Plan, Ad Libitum Whole Food Plant-Based Eating Plan
- Behavioral
- Lead sponsor
- Drexel University
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 55 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Autistic Disorder
- Interventions
- methylcobalamin, saline placebo
- Drug · Other
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 3 Years to 8 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2009
- U.S. locations
- 1
- States / cities
- Sacramento, California
- Conditions
- Autistic Disorder
- Interventions
- B12, Placebo, folate, B complex, vitamin C, cod liver oil, Mineral complex, carnitine
- Dietary Supplement
- Lead sponsor
- Arkansas Children's Hospital Research Institute
- Other
- Eligibility
- 3 Years to 7 Years
- Enrollment
- 39 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2016
- U.S. locations
- 1
- States / cities
- Little Rock, Arkansas
- Conditions
- Early Memory Loss, Mild Cognitive Impairment, Alzheimer's Disease, Vascular Dementia
- Interventions
- CerefolinNAC®
- Other
- Lead sponsor
- Pamlab, Inc.
- Industry
- Eligibility
- 50 Years to 80 Years
- Enrollment
- 204 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- Hickory, North Carolina
- Conditions
- Small Intestinal Bacterial Overgrowth Syndrome (SIBO), Small Intestinal Bacterial Overgrowth
- Interventions
- AV1PD1A
- Dietary Supplement
- Lead sponsor
- National University of Natural Medicine
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 9 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Portland, Oregon