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Showing 1–24 of 234 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Nutraceuticals
Interventions
Betalain-rich concentrate (AltRed), Placebo
Dietary Supplement · Other
Lead sponsor
Drexel University
Other
Eligibility
18 Years to 40 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Amino Acids
Interventions
ProHydrolase®, Whey protein, Placebo
Dietary Supplement
Lead sponsor
Deerland Enzymes
Industry
Eligibility
18 Years to 35 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
ACL Reconstruction
Interventions
Whey protein isolate, Protein + BAA, Placebo
Dietary Supplement
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
16 Years to 40 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy of Energy Shots and Caffeine for Energy and Wakefulness Levels

NCT01755299
Conditions
Focus: to Compare a Commercially Available Energy Drink, B Vitamins, Caffeine Alone, and Placebo for Effectiveness on Perceived Energy Level and Wakefulness
Interventions
Regular "5-hour Energy", Decaf "5-hour Energy", Compounded concentrated caffeine liquid, Flavored bottled water
Other
Lead sponsor
ProMedica Health System
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Sylvania, Ohio
Recruiting Not applicable Interventional Accepts healthy volunteers

Approach-Avoidance and Alcohol Challenge Study in PTSD

NCT06002633
Conditions
Post-Traumatic Stress Disorder, Alcohol Drinking
Interventions
Alcohol, Placebo
Other
Lead sponsor
University of Texas at Austin
Other
Eligibility
21 Years to 60 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Austin, Texas
Conditions
Alcohol Dependence, Alcohol Interaction
Interventions
PT150, Beverage
Drug · Other
Lead sponsor
Pop Test Oncology LLC
Industry
Eligibility
21 Years to 64 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Houston, Texas
Conditions
Peripheral Arterial Disease, Peripheral Vascular Diseases
Interventions
BEET IT - Concentrate Beet root juice, BEET IT - Concentrate Beet root juice (nitrate depleted)
Drug
Lead sponsor
University of Virginia
Other
Eligibility
40 Years to 80 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Charlottesville, Virginia
Conditions
Diabetes Mellitus, Type 2
Interventions
GSK2330672, Placebo, Sitagliptin, Metformin
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
30 Years to 64 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
4
States / cities
Chula Vista, California • Miami, Florida • Baltimore, Maryland + 1 more
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Acute Ketone Supplementation on the Brain

NCT07711990
Conditions
Brain Health
Interventions
Ketone Ester Drink, Placebo
Dietary Supplement
Lead sponsor
Christopher Crabtree
Other
Eligibility
45 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Columbus, Ohio
Terminated No phase listed Observational Accepts healthy volunteers

Uqora Supplements in Women With UTIs

NCT04024046
Conditions
Urinary Tract Infections
Interventions
Uqora, Group1, Group 2
Dietary Supplement
Lead sponsor
Hawthorne Effect Inc.
Other
Eligibility
18 Years and older · Female only
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
San Diego, California
Completed Not applicable Interventional Accepts healthy volunteers

Short Term Ketone Supplementation and Cardiometabolic Health

NCT04236388
Conditions
Cardiovascular Risk Factor
Interventions
Ketone drink, Placebo drink
Dietary Supplement
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
50 Years to 75 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Blacksburg, Virginia
Conditions
Peripheral Artery Disease, Exercise, Intermittent Claudication, Nitric Oxide
Interventions
Supervised Treadmill Exercise, Attention Control, Nitrate-Rich Beetroot Juice + supervised exercise therapy, Placebo + supervised exercise therapy
Behavioral · Combination Product
Lead sponsor
Northwestern University
Other
Eligibility
50 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
2
States / cities
Chicago, Illinois
Conditions
Aging
Interventions
Beetroot Juice, Placebo Beetroot Juice
Dietary Supplement · Other
Lead sponsor
Marquette University
Other
Eligibility
60 Years to 90 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Recruiting Phase 2 Interventional Accepts healthy volunteers

Neural Correlates During Alcohol Intoxication

NCT06118580
Conditions
Alcohol Use Disorder, Intermittent Explosive Disorder
Interventions
Alcohol (Ethanol), Placebo
Drug
Lead sponsor
Ohio State University
Other
Eligibility
21 Years to 55 Years
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Withdrawn Not applicable Interventional Accepts healthy volunteers

Addressing Sleep Problems in Older Adults

NCT02593981
Conditions
Sleep
Interventions
Fruit/Honey drink, Placebo
Dietary Supplement
Lead sponsor
Mayo Clinic
Other
Eligibility
60 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Fetal Alcohol Spectrum Disorders
Interventions
Choline bitartrate, Placebo
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
2 Years to 5 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Completed Phase 2Phase 3 Interventional Results available

Neuroprotection in Acute Ischemic Stroke

NCT03320018
Conditions
Stroke, Ischemic
Interventions
Hydrogen, Minocycline, Placebo Hydrogen, Placebo Minocycline
Drug · Other
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Stony Brook, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

Alcohol and Neural Cardiovascular Control in Binge Drinkers

NCT03567434
Conditions
Binge Drinking
Interventions
Alcohol vs. Placebo
Other
Lead sponsor
Baylor University
Other
Eligibility
21 Years to 40 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Bozeman, Montana
Conditions
Metabolic Syndrome
Interventions
Beetroot Juice - Active, beetroot juice - Placebo
Drug
Lead sponsor
Penn State University
Other
Eligibility
55 Years to 75 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
University Park, Pennsylvania
Recruiting Phase 2 Interventional

Ketones for Opioid Craving

NCT07128524
Conditions
Opioid Use Disorder
Interventions
Treatment with Ketone Supplement, Treatment with Placebo
Dietary Supplement
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Wernersville, Pennsylvania
Conditions
Depression, Anxiety, Major Depressive Disorder
Interventions
CYB003, Placebo
Drug
Lead sponsor
Ohio State University
Other
Eligibility
21 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Tolerance
Interventions
1 serving of test product, 2 servings of test product, 3 servings of test product, Placebo
Other
Lead sponsor
Liquid I.V.
Other
Eligibility
18 Years to 35 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Memphis, Tennessee
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Ethanol and Cannabinoid Effects on Simulated Driving and Related Cognition

NCT02404688
Conditions
Cannabis, Alcohol Effect, Driving Under the Influence of Alcohol and Other Drugs
Interventions
Active delta-9-THC, Placebo, Active Ethanol
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2026
U.S. locations
1
States / cities
West Haven, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers Results available

Satiety and Alcohol Challenge

NCT06576674
Conditions
Alcohol Drinking
Interventions
Dietary Fiber + Green Tea Extract, Alcohol, Aspartame Placebo Supplement
Dietary Supplement · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
21 Years to 45 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina