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Showing 1–24 of 86 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Beetroot Juice Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy Long-term Dietary Nitrate Consumption to Plasma Nitrite Conversion

NCT05380167
View directory record Official record
Conditions
Cardiovascular Diseases in Old Age
Interventions
BRJ Nitrate, BRJ Placebo
Dietary Supplement
Lead sponsor
Wake Forest University
Other
Eligibility
40 Years to 80 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated May 24, 2022 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Nuun Instant on Hydration Status in Active Men and Women

NCT04764565
View directory record Official record
Conditions
Hydration
Interventions
Nuun Instant, Water, Nuun Electrolyte
Dietary Supplement · Other
Lead sponsor
University of Memphis
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Phase 2 Interventional

Alkontrol-herbal Effects on Alcohol Drinking

NCT03099590
View directory record Official record
Conditions
Alcohol Drinking, Alcohol Use Disorder, Alcohol Abstinence
Interventions
kudzu extract, puerarin, Placebo control
Dietary Supplement
Lead sponsor
Mclean Hospital
Other
Eligibility
21 Years to 60 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 28, 2020 · Synced Sep 2, 2026, 5:37 AM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers Results available

Vascular Dysfunction in Black Individuals: Roles of Nitric Oxide and Endothelin-1

NCT04770155
View directory record Official record
Conditions
Vascular Function, Racial Disparity
Interventions
Dietary Nitrates 400 mg, L-citrulline 3 g, Sildenafil 100 mg, Bosentan 125 mg
Dietary Supplement · Drug
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years to 40 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Sep 2, 2026, 5:37 AM EDT
Recruiting Not applicable Interventional

Nitric Oxide (NO) and Endothelial Dysfunction in Women With PTSD

NCT07485231
View directory record Official record
Conditions
Post Traumatic Stress Disorder, Trauma
Interventions
Beetroot Juice, Placebo Juice
Dietary Supplement
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Safety Evaluation of a Diet and Nutritional Supplementation Program- Purify 2.0

NCT03685552
View directory record Official record
Conditions
Gastrointestinal Symptoms
Interventions
Prog: Purify-2
Other
Lead sponsor
Nature's Sunshine Products, Inc.
Industry
Eligibility
18 Years to 69 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Lehi, Utah
Source: ClinicalTrials.gov public record
Updated Sep 25, 2018 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Phase 2 Interventional Results available

Nitrite Supplementation in Long COVID Patients

NCT05618574
View directory record Official record
Conditions
Long COVID, Cardiorespiratory Fitness
Interventions
140 ml per day of Beet-It nitrate beverage (James White Drinks Ltd., Ipswich, UK), 210 ml of nitrate-depleted placebo
Dietary Supplement
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Sep 2, 2026, 5:37 AM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Beetroot Juice NO Cold Study

NCT06416228
View directory record Official record
Conditions
Respiratory Tract Infections, Cold Symptoms, Exhaled Nitric Oxide
Interventions
Beetroot juice
Dietary Supplement
Lead sponsor
Southern Methodist University
Other
Eligibility
18 Years to 30 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
2
States / cities
Dallas, Texas • Waco, Texas
Source: ClinicalTrials.gov public record
Updated May 15, 2024 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Not applicable Interventional

Cardiovascular Function in Cancer Survivors

NCT03776149
View directory record Official record
Conditions
Cancer Survivor With History of Anthracycline Chemotherapy
Interventions
Beetroot juice, Black currant juice
Dietary Supplement
Lead sponsor
Kansas State University
Other
Eligibility
21 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Manhattan, Kansas
Source: ClinicalTrials.gov public record
Updated Mar 30, 2022 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Phase 2 Interventional Results available

Dietary Nitrate Supplements and Ischemic Stroke Recovery

NCT02838901
View directory record Official record
Conditions
Stroke, Ischemic Stroke, Cerebrovascular Accident
Interventions
Beet it Beetroot juice, Beet It Placebo Beetroot juice
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 9, 2018 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Early Phase 1 Interventional

Nitrate Supplementation and Cerebrovascular and Cognitive Function in Metabolic Syndrome

NCT05532423
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 5, 2025 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Determination of the Independent Effects of Beetroot Juice Components, Dietary Nitrate and Antioxidants, on Exercise Tolerance and Health Benefits in Individuals With Obesity

NCT03545009
View directory record Official record
Conditions
Metabolic Disease, Obesity, Exercise
Interventions
Sodium Nitrate, Beetroot Juice no Nitrate, Beetroot Juice
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 40 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Sep 21, 2021 · Synced Sep 2, 2026, 5:37 AM EDT
Withdrawn Phase 2 Interventional

Use of Kudzu Extract in the Study of Its Ability to Reduce Alcohol Drinking in Treatment Seeking Alcohol Dependent Persons

NCT01853293
View directory record Official record
Conditions
Alcohol Abuse, Alcohol Dependence, Heavy Drinking Days
Interventions
Kudzu extract, Placebo, Medical Management
Drug · Behavioral
Lead sponsor
Mclean Hospital
Other
Eligibility
21 Years to 60 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2014
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 6, 2015 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of the Combination of Nitrate and Caffeine on Critical Power In Trained Male Cyclists

NCT07501806
View directory record Official record
Conditions
Exercise Performance of Fit Athletes, Exercise Performance, Cycling Performance
Interventions
Dietary Nitrate, Caffeine, Placebo
Dietary Supplement · Other
Lead sponsor
Lindenwood University
Other
Eligibility
18 Years to 40 Years · Male only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Saint Charles, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 29, 2026 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Inorganic Nitrate and OSA

NCT03930563
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Pre-beetroot juice supplementation, Post-beetroot juice supplementation
Dietary Supplement
Lead sponsor
University of Iowa
Other
Eligibility
30 Years to 70 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Apr 26, 2021 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Not applicable Interventional

Acute Effects of Beetroot Juice on Locomotor Economy and Capacity in Chronic Stroke

NCT05720013
View directory record Official record
Conditions
Stroke, CVA
Interventions
Beetroot Juice supplement, Placebo supplement
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 89 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated May 21, 2024 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Turmeric and Turmeric-containing Tablets and Sebum Production

NCT03065504
View directory record Official record
Conditions
Skin Inflammation
Interventions
Turmeric, Turmeric-containing combination tablet, Placebo tablets
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Dec 19, 2018 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Beetroot Supplementation in Women Enjoying Exercise Together

NCT04370756
View directory record Official record
Conditions
Aging, Postmenopause, Obesity
Interventions
Beetroot Juice, Exercise Training
Dietary Supplement · Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 75 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 20, 2024 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Puerarin Effects on Alcohol Drinking

NCT00854724
View directory record Official record
Conditions
Alcohol Abuse
Interventions
Puerarin, Placebo
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
21 Years to 45 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 8, 2011 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Inorganic Nitrate: Sex Differences in Muscle Contractile Function and Efficiency

NCT04588740
View directory record Official record
Conditions
Healthy
Interventions
concentrated beet root juice, Placebo beet root juice
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 34 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Influence of Early Menopause on Sympathetic Activation and Cardiovascular Function in Older Women

NCT03692572
View directory record Official record
Conditions
Early Menopause, Menopause
Interventions
Nitrate supplementation, placebo
Dietary Supplement
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
60 Years to 70 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 11, 2024 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Beet Juice and Diet in Female Rowers

NCT06045845
View directory record Official record
Conditions
Dietary Habits, Nitrates, Exercise
Interventions
Beet Juice, Placebo
Dietary Supplement
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 30 Years · Female only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Lawrence, Kansas
Source: ClinicalTrials.gov public record
Updated Feb 1, 2024 · Synced Sep 2, 2026, 5:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Influence of Beetroot Juice on Racial Disparities in Vascular Health

NCT05132556
View directory record Official record
Conditions
Blood Pressure, Racial Disparities, Cardiovascular Risk Factor
Interventions
Acute Beetroot Juice
Other
Lead sponsor
Georgia Southern University
Other
Eligibility
18 Years to 39 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Savannah, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 4, 2023 · Synced Sep 2, 2026, 5:37 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Adjuvant Nitrate to Boost Exercise-induced Health Benefits in Older Adults

NCT07572266
View directory record Official record
Conditions
Aging, Aging Well, Healthy Aging
Interventions
Nitrate enriched beetroot juice, Nitrate depleted beetroot juice, 12 week of combined exercise training
Dietary Supplement · Other
Lead sponsor
Florida Institute for Human and Machine Cognition
Other
Eligibility
60 Years and older
Enrollment
226 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
Pensacola, Florida
Source: ClinicalTrials.gov public record
Updated Aug 9, 2026 · Synced Sep 2, 2026, 5:37 AM EDT