Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 27, 2026, 6:51 AM EDT

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Showing 1–24 of 61 matching trials from the live ClinicalTrials.gov search.
Conditions
Anosmia, Covid19, Ageusia, Hyposmia, Hypogeusia, SARS-CoV-2 Infection, COVID-19 Pandemic
Interventions
Smell Training
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 70 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Completed Not applicable Interventional Accepts healthy volunteers

Childcare Outdoor Learning Environments as Active Food Systems

NCT04864574
Conditions
Pediatric Obesity, Sedentary Behavior
Interventions
Garden installation
Other
Lead sponsor
North Carolina State University
Other
Eligibility
42 Months to 6 Years
Enrollment
286 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
15
States / cities
Cary, North Carolina • Fuquay-Varina, North Carolina • Knightdale, North Carolina + 2 more
Completed Not applicable Interventional Accepts healthy volunteers

Bioenhancing Effects of Black Pepper With Turmeric on Pain Ratings

NCT05206266
Conditions
Pain
Interventions
Turmeric, Turmeric+Black Pepper
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
40 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Hematoma, Subdural, Chronic
Interventions
Curcumin Pill, Placebo pills
Drug
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Albuquerque, New Mexico
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Daily Mixed Spice Consumption on Memory Function

NCT06889961
Conditions
Memory, Cognitive Function
Interventions
Mixed spices, Placebo
Dietary Supplement · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Anxiety, Stress
Interventions
Alcohol Alternative Herbal Tincture (Test Product), Placebo
Dietary Supplement
Lead sponsor
Apothekary
Industry
Eligibility
21 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Santa Monica, California
Not listed Not applicable Interventional Accepts healthy volunteers

Impact of Sex in the Effect of Dietary Capsaicin on Cardiovascular Health

NCT06363305
Conditions
Pre Hypertension, Hypertension
Interventions
Dietary capsules
Dietary Supplement
Lead sponsor
Skidmore College
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Saratoga Springs, New York
Conditions
Breast Cancer, Peripheral Neuropathies
Interventions
EOI, Placebo
Other
Lead sponsor
Augusta University
Other
Eligibility
21 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Augusta, Georgia
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Black Pepper on the Absorption of Nutrients in Vegetables

NCT03490955
Conditions
Black Pepper, Absorption, Carotenoid
Interventions
salad dressing (canola oil) and black pepper, salad dressing (canola oil), black pepper, salad, Salad dressing (olive oil) and black pepper, Salad dressing (corn oil) and black pepper, Salad dressing (sunflower oil) and black pepper, Salad dressing (flaxseed oil) and black pepper
Other
Lead sponsor
University of Massachusetts, Amherst
Other
Eligibility
18 Years to 30 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Amherst, Massachusetts
Completed Phase 1 Interventional Accepts healthy volunteers

Bioavailability of Pepper Carotenoids in Humans

NCT00636350
Conditions
Healthy
Interventions
Pepper
Dietary Supplement
Lead sponsor
Tufts University
Other
Eligibility
40 Years to 70 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Obesity, Feeding Behaviors
Interventions
Cucumber snack, Pepper snack, Tomato snack, Vegetable variety snack, Apple snack, Peach snack, Pineapple snack, Fruit variety snack
Other
Lead sponsor
Penn State University
Other
Eligibility
3 Years to 6 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
University Park, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Capsinoids on Brown Adipose Tissue Activation in Obesity

NCT03110809
Conditions
Weight Loss
Interventions
Capsinoid, Placebo
Dietary Supplement
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Antioxidants on Cardiovascular Risk Measures (Spice Study)

NCT00954902
Conditions
Cardiovascular, Psychological Stress
Interventions
High Antioxidant Spice Blend, Trier Psychological Stressor, Placebo antioxidant concentrate
Dietary Supplement · Behavioral · Other
Lead sponsor
Penn State University
Other
Eligibility
30 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
University Park, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Glucagon Like Peptide 1 (GLP-1) Booster™ RCT Study

NCT07141472
Conditions
Blood Sugar; High, Overweight and Obesity, Fat Loss, GLP-1, Glucagon
Interventions
GB, Placebo
Dietary Supplement
Lead sponsor
Lawry Han
Industry
Eligibility
18 Years to 65 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Polypharmacy, Decision-making
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
65 Years and older
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Aging, Inflammation
Interventions
LLP-01, Placebo
Dietary Supplement · Other
Lead sponsor
LL Prosper Inc.
Industry
Eligibility
50 Years to 75 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
San Diego, California
Completed Not applicable Interventional Accepts healthy volunteers

Effect of a Glucagon Like Peptide 1 (GLP1) Booster in Healthy Humans

NCT06333496
Conditions
Blood Sugar; High, Overweight and Obesity, Fat Burn, Obesity, Heart Health Markers
Interventions
GLP-1 Booster (GB)
Dietary Supplement
Lead sponsor
Alpine Biotech LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Not applicable Interventional Accepts healthy volunteers

Turmeric and Exercise-Induced Muscle Damage and Oxinflammation

NCT04765527
Conditions
Muscular Injury
Interventions
Turmeric Strength for Joint, Placebo
Dietary Supplement
Lead sponsor
Appalachian State University
Other
Eligibility
18 Years to 50 Years
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Kannapolis, North Carolina
Conditions
Cough
Interventions
Supra-threshold and progressive doses of diluted capsaicin via a dosimeter-controlled nebulizer, Saline
Biological
Lead sponsor
University of Montana
Other
Eligibility
18 Years to 99 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Missoula, Montana
Conditions
Anxiety, Fear, Stress, Low Mood, Sleep
Interventions
The Daily Supplement
Dietary Supplement
Lead sponsor
Prima CBD
Industry
Eligibility
18 Years to 60 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Santa Monica, California
Completed Not applicable Interventional Accepts healthy volunteers

Smart Underwear to Measure Diet-Induced Hydrogen Sulfide Production

NCT06802276
Conditions
Hydrogen Sulfide, Gastrointestinal Microbiome
Interventions
High Cysteine Diet, Low Cysteine Diet
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Sarcopenia
Interventions
Not listed
Lead sponsor
University of Florida
Other
Eligibility
20 Years and older
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2016
U.S. locations
1
States / cities
Gainesville, Florida
Completed Phase 1 Interventional Accepts healthy volunteers

Cough According to Stimulus Type in PD

NCT02390089
Conditions
Parkinson's Disease
Interventions
Capsaicin vapor, fog, Videofluoroscopic swallow evaluation, Nebulizer
Drug · Other · Radiation + 1 more
Lead sponsor
University of Florida
Other
Eligibility
50 Years to 80 Years
Enrollment
158 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Neuralgia, Pain, Peripheral Nervous System Diseases, Herpes Zoster
Interventions
Capsaicin Patch
Drug
Lead sponsor
NeurogesX
Industry
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002
U.S. locations
8
States / cities
Phoenix, Arizona • Tucson, Arizona • Naples, Florida + 5 more