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Showing 1–24 of 35 matching trials from the live ClinicalTrials.gov search.
Terminated Phase 3 Interventional Results available

The CRISIS Prevention Study

NCT00395161
Conditions
Sepsis
Interventions
Metoclopramide, Zinc, Glutamine, Selenium, saline, sterile water, selenium, whey-protein
Drug · Dietary Supplement · Other
Lead sponsor
Michael Dean
Other
Eligibility
12 Months to 17 Years
Enrollment
293 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
7
States / cities
Little Rock, Arkansas • Los Angeles, California • Washington D.C., District of Columbia + 3 more
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Zinc Intake on Essential Fatty Acid Metabolism

NCT03451214
Conditions
Inflammation, Oxidative Stress, Dyslipidemias
Interventions
Diet Zinc
Other
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Oakland, California
Conditions
Chronic Pain
Interventions
Inflammation Support Formula, Nerve Health Formula, Redox Support Formula
Dietary Supplement
Lead sponsor
Ethos Research & Development
Industry
Eligibility
18 Years to 75 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Newport, Kentucky
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
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
Conditions
Metabolic Health, Elevated Liver Enzymes, Digestive Symptoms
Interventions
Plant-Based Liquid Supplement
Dietary Supplement
Lead sponsor
Biocol Labs
Industry
Eligibility
40 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Las Vegas, Nevada
Conditions
Congestive Heart Failure, Ischemic Cardiomyopathy
Interventions
Micronutrients
Drug
Lead sponsor
Phoenix VA Health Care System
Federal
Eligibility
18 Years to 89 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Phoenix, Arizona
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Study Evaluating Quality of Life Parameters Following Use of Emergen-C

NCT06654089
Conditions
Dietary Supplements
Interventions
Emergen-C Core Super Orange Powder, Placebo
Dietary Supplement
Lead sponsor
HALEON
Industry
Eligibility
18 Years to 64 Years
Enrollment
299 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Nutrition Interventions to Support the Immune System in Response to Stress

NCT02053506
Conditions
Mitigation of Immune Function Decrements in Response to Stress
Interventions
Immune-enhancing nutritional beverage, Probiotics (BB-12), Placebo (for nutritional beverage and probiotic)
Dietary Supplement
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years to 45 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Natick, Massachusetts
Conditions
COVID-19
Interventions
chlorine dioxide, zinc acetate, Famotidine, placebo, lactoferrin, green tea extract
Other · Dietary Supplement · Drug
Lead sponsor
Profact, Inc.
Other
Eligibility
20 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Tempe, Arizona
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Fat Malabsorption in Chronic Pancreatitis

NCT02849704
Conditions
Chronic Pancreatitis
Interventions
Creon36™
Drug
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
30 Years to 70 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Breast Neoplasm, Breast Neoplasm, Male, Triple Negative Breast Cancer
Interventions
Cyclophosphamide, Indomethacin, Omeprazole, Multivitamin
Drug · Dietary Supplement
Lead sponsor
Providence Health & Services
Other
Eligibility
Not listed
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
1
States / cities
Portland, Oregon
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Calcium and Phytate on Zinc Absorption

NCT00754390
Conditions
Dietary Zinc Absorption
Interventions
Moderate Calcium, Low phytate Diet, Moderate Calcium, High Phytate Diet, High Calcium, Low Phytate Diet, High Calcium, High Phytate Diet
Dietary Supplement
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
21 Years to 50 Years · Female only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Grand Forks, North Dakota
Conditions
Skin Carotenoids
Interventions
Dietary Supplement
Other
Lead sponsor
4Life Research, LLC
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Sandy City, Utah
Conditions
Burn
Interventions
Vitamin and Mineral supplementation
Dietary Supplement
Lead sponsor
Southern Illinois University
Other
Eligibility
19 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Springfield, Illinois
Conditions
Nutritional Deficiency
Interventions
Study 1: Whey Supplement Day 1, Study 1: Whey Supplement Day 2, Study 2: Whey Supplement
Dietary Supplement
Lead sponsor
University of Colorado, Denver
Other
Eligibility
2 Years to 3 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Aurora, Colorado
Completed Phase 2 Interventional Results available

Alii Supplement Study

NCT07271316
Conditions
Nutrient Deficiency, Happiness, Digestive Health, Vulnerability to Disease, Mood Swings, Energy
Interventions
Alii Supplement
Dietary Supplement
Lead sponsor
Texas Christian University
Other
Eligibility
18 Years to 25 Years · Female only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Fort Worth, Texas
Conditions
Macular Degeneration
Interventions
Omega-3 fatty acid
Dietary Supplement
Lead sponsor
Wills Eye
Other
Eligibility
55 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
4
States / cities
Cherry Hill, New Jersey • Bethlehem, Pennsylvania • Huntingdon Valley, Pennsylvania + 1 more
Completed No phase listed Observational Accepts healthy volunteers

Zinc and the Synthesis of Zinc Binding Proteins (Protocol B)

NCT01221129
Conditions
Zinc Deficiency
Interventions
Acclimation, Dietary zinc depletion, Dietary zinc repletion
Other
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 35 Years · Male only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Non-Cystic Acne
Interventions
VitaMedica® Clear Skin Formula capsules, Placebo Capsules
Dietary Supplement · Other
Lead sponsor
Ablon Skin Institute Research Center
Other
Eligibility
18 Years to 40 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Manhattan Beach, California
Completed Not applicable Interventional Accepts healthy volunteers

An Evaluation of Zinc Status Biomarkers

NCT02861352
Conditions
Inflammation, Oxidative Stress
Interventions
Diet zinc
Other
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Oakland, California
Conditions
Foot Injuries and Disorders
Interventions
NutraHeal, NutraHeal Plus
Dietary Supplement
Lead sponsor
NutraHeal
Industry
Eligibility
20 Years to 80 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
3
States / cities
Altoona, Pennsylvania • Ebensburg, Pennsylvania • State College, Pennsylvania
Conditions
Bladder Cancer, Cervical Cancer, Esophageal Cancer, Gastric Cancer, Head and Neck Cancer, Kidney Cancer, Leukemia, Liver Cancer, Lung Cancer, Pancreatic Cancer, Tobacco Use Disorder
Interventions
zinc oxide
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
21 Years to 120 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2015
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Nutritional Deficiencies
Interventions
Meat, Cereal, fortified rice cereal
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
6 Months to 18 Months
Enrollment
1,488 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
1
States / cities
Aurora, Colorado