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Showing 1–20 of 20 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: fruit and vegetable extracts Clear all
Completed Phase 2 Interventional Results available

Fruit and Vegetable Extracts in Treating Patients With Stage I-IV, Stage IVA/IVB Head and Neck Cancer

NCT00064298
View directory record Official record
Conditions
Head and Neck Cancer
Interventions
fruit and vegetable extracts, placebo
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
28
States / cities
Santa Rosa, California • Newark, Delaware • Washington D.C., District of Columbia + 23 more
Source: ClinicalTrials.gov public record
Updated Sep 27, 2021 · Synced Sep 21, 2026, 4:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

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

NCT03486145
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 2, 2018 · Synced Sep 21, 2026, 4:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Clinical Investigation on the Effects of a Vegetable Juice Treatment

NCT01161706
View directory record Official record
Conditions
Vegetables, Cardiovascular Disease, Blood Pressure
Interventions
Vegetable Juice
Other
Lead sponsor
University of California, Davis
Other
Eligibility
40 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Jul 12, 2010 · Synced Sep 21, 2026, 4:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Pharmacokinetic Study Comparing Blood Levels of Dasatinib in Healthy Participants Who Received the Tablet Formulation With Those Who Received Liquid and Tablet-dispersed Formulations

NCT01392703
View directory record Official record
Conditions
Pharmacokinetic Study in Healthy Participants
Interventions
Dasatinib as tablets, Dasatinib as liquid, Dasatinib as dispersed tablets
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 55 Years
Enrollment
141 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Feb 10, 2013 · Synced Sep 21, 2026, 4:28 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Effects of Dairy Foods on Adolescent Pregnant Mothers and Their Newborns

NCT00320125
View directory record Official record
Conditions
Pregnancy
Interventions
Orange juice plus calcium, Dairy products
Dietary Supplement
Lead sponsor
University of Utah
Other
Eligibility
15 Years to 18 Years · Female only
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2004
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 4, 2015 · Synced Sep 21, 2026, 4:28 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Effect of Fruit and Vegetable Concentrates on Endothelial Function in Persons With Metabolic Syndrome

NCT01224743
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Blend 1, Blend 2, Placebo
Dietary Supplement
Lead sponsor
Griffin Hospital
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Derby, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 25, 2020 · Synced Sep 21, 2026, 4:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of JuicePlus+ on the Health Status of an Overweight Stressed Population

NCT02512107
View directory record Official record
Conditions
Inflammation
Interventions
Juice Plus+, Placebo
Dietary Supplement · Other
Lead sponsor
University of Memphis
Other
Eligibility
25 Years to 50 Years · Female only
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated May 16, 2022 · Synced Sep 21, 2026, 4:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Natural Product System and Lifestyle Modification

NCT06931977
View directory record Official record
Conditions
Healthy
Interventions
Supplement system + copaiba softgels, Supplement system + placebo softgels
Dietary Supplement
Lead sponsor
dōTERRA International
Industry
Eligibility
30 Years to 55 Years
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Pleasant Grove, Utah
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Sep 21, 2026, 4:28 PM EDT
Active, not recruiting Phase 2 Interventional

Juice Plus+ and Juice Plus+ Complete in Ovarian Cancer

NCT01439659
View directory record Official record
Conditions
Ovarian Cancer
Interventions
Nutritional Counseling, Daily Supplements
Behavioral · Dietary Supplement
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
21 Years and older · Female only
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Sep 21, 2026, 4:28 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

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

NCT05596474
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 19, 2024 · Synced Sep 21, 2026, 4:28 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Phytochemicals on "Metabolic Aging" in Older Overweight Adults

NCT04919876
View directory record Official record
Conditions
Mitochondrial Functions
Interventions
fruit/vegetable supplement (FVS), Placebo
Dietary Supplement
Lead sponsor
Biofortis, Merieux NutriSciences
Industry
Eligibility
55 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 22, 2021 · Synced Sep 21, 2026, 4:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Juice Plus+® Supplementation on Endothelial Function in Overweight Men

NCT01533987
View directory record Official record
Conditions
Overweight and Obesity
Interventions
Juice Plus
Dietary Supplement
Lead sponsor
Griffin Hospital
Other
Eligibility
18 Years to 75 Years · Male only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Derby, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 15, 2012 · Synced Sep 21, 2026, 4:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Examining the Effects of Juice Fasting

NCT03647449
View directory record Official record
Conditions
Epigenetics, Microbiome
Interventions
Juice, Caloric restriction via Plant-based meals, Plant-based meal
Dietary Supplement · Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 35 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 26, 2020 · Synced Sep 21, 2026, 4:28 PM EDT
Completed No phase listed Observational

Effect of Viscous Fiber on Postprandial Kalemic Response in Hemodialysis Patients

NCT05086185
View directory record Official record
Conditions
Hyperkalemia, Chronic Kidney Disease Requiring Chronic Dialysis
Interventions
Kalemic Response to Orange Juice, Kalemic Response to Orange Juice with Fiber
Diagnostic Test · Dietary Supplement
Lead sponsor
University of Nevada, Reno
Other
Eligibility
18 Years to 89 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Reno, Nevada
Source: ClinicalTrials.gov public record
Updated Mar 26, 2025 · Synced Sep 21, 2026, 4:28 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

The Effect of Low Furanocoumarin Grapefruit Hybrid Juice Consumption on Midazolam Pharmacokinetics

NCT02117869
View directory record Official record
Conditions
Pharmacokinetics
Interventions
Low furanocoumarin hybrid grapefruit juice, Regular grapefruit juice, Water (control)
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 9, 2015 · Synced Sep 21, 2026, 4:28 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Juice Plus Supplement Clinical Trial

NCT04656860
View directory record Official record
Conditions
Cognitive Impairment, Alzheimer Disease, Early Onset, Mild Cognitive Impairment
Interventions
Juice Plus+
Dietary Supplement
Lead sponsor
University of Alabama, Tuscaloosa
Other
Eligibility
55 Years to 90 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
2
States / cities
Tuscaloosa, Alabama
Source: ClinicalTrials.gov public record
Updated Apr 7, 2021 · Synced Sep 21, 2026, 4:28 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Polyphenols and Cognitive Decline

NCT06507254
View directory record Official record
Conditions
Cognitive Decline, Cognitive Dysfunction
Interventions
Polyphenol Supplement, Placebo Supplement
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Sep 21, 2026, 4:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Added Fruit Pomace Fiber, Juice, and Whole Fruit on Postprandial Glycemia

NCT04182971
View directory record Official record
Conditions
Glycemic Index
Interventions
Fruit, Fruit juice, Fruit juice plus fiber
Other
Lead sponsor
PepsiCo Global R&D
Industry
Eligibility
20 Years to 45 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 4, 2019 · Synced Sep 21, 2026, 4:28 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

CYP3A4 Activity and Mineral Homeostasis

NCT02019875
View directory record Official record
Conditions
Vitamin D and Calcium Homeostasis
Interventions
Rifampin, Clarithromycin, Grapefruit Juice, Placebo
Drug · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 60 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 18, 2023 · Synced Sep 21, 2026, 4:28 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

The Impact of Qualia Vitamin C+ on Individuals With Suboptimal and Adequate Vitamin C Levels

NCT07652346
View directory record Official record
Conditions
Healthy, Suboptimal Vitamin C Levels, Adequate Vitamin C Levels
Interventions
Qualia Vitamin C+, Placebo
Dietary Supplement · Other
Lead sponsor
Qualia Life Sciences
Industry
Eligibility
25 Years to 75 Years
Enrollment
152 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Carlsbad, California
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Sep 21, 2026, 4:28 PM EDT