Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 6, 2026, 7:41 AM EDT

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Showing 1–20 of 20 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Sleep Deprivation, Nutritional Intervention
Interventions
Ketogenic Intervention, Mediterranean Intervention, Placebo, Ketone Ester
Other · Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 40 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Completed Phase 1 Interventional Accepts healthy volunteers

Loperamide Grapefruit Juice Interaction PK Trial

NCT00806299
Conditions
Drug Interaction
Interventions
Loperamide / Red Grapefruit Juice, Loperamide/ White Grapefruit Juice, Loperamide / Pink Grapefruit Juice
Drug
Lead sponsor
Johnson & Johnson Consumer and Personal Products Worldwide
Industry
Eligibility
18 Years to 59 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Fargo, North Dakota
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Beet-root Juice and PBM Treatments on Muscle Fatigue

NCT05596474
Conditions
Health Care Utilization, Healthy Aging
Interventions
Beet-root juice, red-light therapy, Placebo, sham light
Dietary Supplement · Radiation
Lead sponsor
Wake Forest University
Other
Eligibility
65 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Active, not recruiting Not applicable Interventional Accepts healthy volunteers Results available

Carotenoid and Flavonoid Absorption From Red and Tangerine-Type Tomatoes

NCT01696773
Conditions
Carotenoid and Flavonoid Absorption
Interventions
Tangerine tomato juice, Red tomato juice
Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Intestinal Permeability, Gastrointestinal Function
Interventions
Cranberry Beverage, Control Beverage
Other
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 50 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Gainesville, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Nitrate-rich Fruit and Vegetable Supplement on Blood Pressure

NCT03486145
Conditions
High Blood Pressure, Flow Mediated Dilation
Interventions
fruit and vegetable juice supplement, Placebo
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 40 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Thalassemia, Sickle Cell Disease, Diamond Blackfan Anemia, Myelofibrosis
Interventions
Deferasirox
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
2 Years and older
Enrollment
1,683 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
27
States / cities
Little Rock, Arkansas • Berkeley, California • Orange, California + 23 more
Completed Not applicable Interventional Accepts healthy volunteers

Absorption and Antioxidant Effects of Polyphenolics From Acai

NCT02227628
Conditions
Cardiovascular Disease, Metabolic Syndrome, Obesity
Interventions
Acai polyphenolics, Sugary Beverage
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
30 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
College Station, Texas
Conditions
Inflammation, Metabolic Disorder, Hypertriglyceridemia
Interventions
Aronia juice, Placebo
Dietary Supplement · Other
Lead sponsor
Montana State University
Other
Eligibility
18 Years to 60 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Bozeman, Montana
Conditions
Breastfeeding
Interventions
Pomegranate Juice
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older · Female only
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers

A Study to Evaluate the Effect of Funk It Cycle Bites on PMS

NCT05900024
Conditions
Premenstrual Syndrome
Interventions
Funk It Cycle Bites
Other
Lead sponsor
Funk It Wellness
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Santa Monica, California
Conditions
Healthy
Interventions
Purple-Red Carrot Juice, Red Carrot Juice, Purple Carrot Juice
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 40 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Not applicable Interventional Accepts healthy volunteers

Impact of a Topical Cosmetic Product on Women's Hair

NCT06060834
Conditions
Hair Thinning, Hair Loss
Interventions
Topical Botanical Agent
Dietary Supplement
Lead sponsor
University of Memphis
Other
Eligibility
35 Years to 70 Years · Female only
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Overweight, Obesity, Aging, Menopause
Interventions
70 mL red beetroot juice, 70 mL red beetroot juice without nitrate, 70 mL placebo drink plus potassium nitrate, 70 mL placebo drink
Dietary Supplement
Lead sponsor
Colorado State University
Other
Eligibility
40 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Fort Collins, Colorado
Conditions
Healthy
Interventions
Red Wine, White Wine
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
21 Years and older · Female only
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Glycemic Response
Interventions
Whole oranges, Whole Apples, Orange juice + orange pomace, Apple juice + apple pomace, Orange juice, Apple juice
Other
Lead sponsor
PepsiCo Global R&D
Industry
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Addison, Illinois
Conditions
Parkinson Disease
Interventions
Mediterranean Diet
Other
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 85 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Gainesville, Florida
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Watermelon Consumption on Satiety and Digestive Health

NCT04096586
Conditions
Satiety
Interventions
Red juice, Watermelon juice
Other
Lead sponsor
San Diego State University
Other
Eligibility
10 Years to 55 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2028
U.S. locations
1
States / cities
San Diego, California
Conditions
Stage I Prostate Cancer, Stage IIA Prostate Cancer, Stage IIB Prostate Cancer, Stage III Prostate Cancer, Stage IV Prostate Cancer
Interventions
dietary intervention (tangerine tomato juice), dietary intervention (red tomato juice), questionnaire administration, Correlative studies
Dietary Supplement · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years and older · Male only
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Columbus, Ohio • Dublin, Ohio
Conditions
Attention, Mood
Interventions
Cranberry Juice Product
Dietary Supplement
Lead sponsor
Ocean Spray Cranberries, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Chicago, Illinois