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Showing 25–48 of 54 matching trials from the live ClinicalTrials.gov search.
Completed Not applicable Interventional Accepts healthy volunteers

Iron Supplementation and Side Effects

NCT04018300
Conditions
Iron Deficiency Anemia, Iron Overload
Interventions
Ferrous sulfate, Aspiron, Placebo
Dietary Supplement · Other
Lead sponsor
Iowa State University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Ames, Iowa
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

COMP-4 Supplementation and Brachial Artery FMD

NCT05595915
Conditions
Aging, Endothelial Dysfunction, Senescence
Interventions
COMP-4
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 39 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Degenerative Intervertebral Discs, Sciatic Radiculopathy, Low Back Pain
Interventions
Eplerenone 50 Mg Tab, Placebo Oral Tablet
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Cincinnati, Ohio • West Chester, Ohio
Conditions
Feeding Disorders, Feeding and Eating Disorders, Avoidant/Restrictive Food Intake Disorder
Interventions
Intensive Multidisciplinary Feeding Intervention (IMFI)-Standard of Care, Intensive Multidisciplinary Feeding Intervention (IMFI) standard of care + rapid tube weaning
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Months to 6 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
2
States / cities
Atlanta, Georgia
Conditions
Travelers' Diarrhea
Interventions
Anti-CsbD Bovine IgG, Placebo, Anti-CS17 Bovin IgG
Biological · Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 45 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
2
States / cities
Baltimore, Maryland
Conditions
Meniscus Tear, Meniscus; Derangement, Meniscus Lesion, Meniscus Disorder
Interventions
Fisetin, Placebo oral capsule
Drug
Lead sponsor
Austin V Stone
Other
Eligibility
18 Years to 45 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Lexington, Kentucky
Completed Phase 3 Interventional Accepts healthy volunteers

Comparison of Medical Nutritional Supplements

NCT01483976
Conditions
Elderly
Interventions
Oral medical nutritional supplement, Experimental oral medical nutritional supplement with AN777
Other
Lead sponsor
Abbott Nutrition
Industry
Eligibility
60 Years to 90 Years · Male only
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Little Rock, Arkansas
Not listed Phase 1 Interventional Accepts healthy volunteers Results available

Xanthohumol Metabolism and Signature

NCT03735420
Conditions
Healthy
Interventions
Xanthohumol, Placebo oral capsule
Drug
Lead sponsor
National University of Natural Medicine
Other
Eligibility
21 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Portland, Oregon
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Academic Stress and Proinflammatory Cytokines: Omega-3 Intervention

NCT00519779
Conditions
Stress-related Changes in Inflammation
Interventions
omega-3 supplementation, Oral omega-3 fish oil placebo
Dietary Supplement
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 40 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Columbus, Ohio
Recruiting Not applicable Interventional Accepts healthy volunteers

Examining Olive Oil Extract on Knee Comfort and Function

NCT07514013
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
Conditions
Perimenopause, Hypertension
Interventions
Terry Naturally® melatonin 5mg SR, Placebo
Dietary Supplement
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years to 55 Years · Female only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Healthy
Interventions
ONS without AN777, ONS containing AN777
Other
Lead sponsor
Abbott Nutrition
Industry
Eligibility
60 Years to 79 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
3
States / cities
Little Rock, Arkansas • Orlando, Florida • College Station, Texas
Terminated Phase 2Phase 3 Interventional Results available

Astaxanthin for Management of Inflammation in Knee Osteoarthritis

NCT05138549
Conditions
Osteoarthritis, Knee, Osteoarthritis Knees Both, Joint Inflammation
Interventions
Astaxanthin, Placebo
Drug · Other
Lead sponsor
Prisma Health-Midlands
Other
Eligibility
18 Years to 99 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Columbia, South Carolina
Conditions
Autism Spectrum Disorder, Autistic Disorder, Neurodevelopmental Disorder, Childhood Developmental Disorders, Pervasive
Interventions
Sulforaphane, Placebo
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
13 Years to 30 Years · Male only
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Carrboro, North Carolina
Conditions
Macular Telangiectasia Type 2
Interventions
Serine, Fenofibrate
Dietary Supplement · Drug
Lead sponsor
The Lowy Medical Research Institute Limited
Other
Eligibility
21 Years and older
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
8
States / cities
Atlanta, Georgia • Ann Arbor, Michigan • Cleveland, Ohio + 5 more
Completed Phase 4 Interventional Results available

Evaluating Vitamin D3 Supplement on Post-Op Outcomes

NCT04177758
Conditions
Knee Osteoarthritis
Interventions
Vitamin D, Control
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Thyroid; Functional Disturbance, Hypothyroidism, Hemodialysis
Interventions
Levothyroxine Sodium, Placebos
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 75 Years
Enrollment
336 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Orange, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Protein Requirements for Active Children

NCT04573439
Conditions
Healthy
Interventions
Dietary Supplement: Dietary supplement: Protein intake
Dietary Supplement
Lead sponsor
Arkansas Children's Hospital Research Institute
Other
Eligibility
8 Years to 10 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Little Rock, Arkansas
Completed Not applicable Interventional Accepts healthy volunteers

The Acute Effects of Onnit Alpha Brain on Cognition and Mood States

NCT07495592
Conditions
Cognitive, Mood and Cognitive Performance, Sleep Deprivation, Executive Function (Cognition), Fatigue
Interventions
Alpha Brain proprietary cognitive dietary supplement, Alpha Brain 2.0 proprietary cognitive dietary supplement, Controlled Placebo
Dietary Supplement
Lead sponsor
Applied Science & Performance Institute
Industry
Eligibility
20 Years to 59 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Tampa, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Nicotinamide Adenine Dinucleotide Responses to a Nutritional Supplement

NCT07428889
Conditions
Healthy Adult
Interventions
Proprietary Nutritional Supplement, Placebo Supplement
Dietary Supplement
Lead sponsor
Shaklee Corporation
Industry
Eligibility
45 Years to 65 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Addison, Illinois
Completed Phase 4 Interventional Accepts healthy volunteers

AlmegaPL CV Health Open Label Study

NCT05267301
Conditions
Cholesterol, Triglycerides, Omega-3, Eicosapentaenoic Acid
Interventions
AlmegaPL (FDA NDIN # 826)
Dietary Supplement
Lead sponsor
Qualitas Health
Industry
Eligibility
18 Years to 75 Years
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Tempe, Arizona • Houston, Texas
Recruiting Phase 4 Interventional Accepts healthy volunteers

Role of Menopause in Thermoregulation

NCT06798571
Conditions
Menopause, Aging
Interventions
Elagolix Oral Tablet, Estradiol patch, cellulose placebo, placebo patch
Drug · Other
Lead sponsor
Penn State University
Other
Eligibility
42 Years to 64 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
University Park, Pennsylvania
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Dose-dependent Anti-inflammatory Effects of Vitamin D in a Human Gingivitis Model

NCT00779909
Conditions
Gingivitis
Interventions
vitamin D3, Placebo
Drug · Other
Lead sponsor
Boston University
Other
Eligibility
18 Years to 64 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
ICU Delirium, Critical Illness
Interventions
Ketone monoester, Placebo
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee