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ClinicalTrials.gov public records Last synced Sep 26, 2026, 1:48 AM EDT

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Showing 1–24 of 32 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Beet It Placebo Beetroot juice Clear all
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 26, 2026, 1:48 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Exercise Fatiguability in Older Adults: The Protective Effects of Dietary Nitrate Supplementation

NCT05313490
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 23, 2022 · Synced Sep 26, 2026, 1:48 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 26, 2026, 1:48 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 26, 2026, 1:48 AM EDT
Completed Not applicable Interventional

Strength Testing After Nitrate Delivery (STAND) in ICU Patients

NCT02293616
View directory record Official record
Conditions
Respiratory Failure
Interventions
Nitrate Rich Beetroot Juice, Placebo
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
56 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Sep 26, 2026, 1:48 AM EDT
Completed Not applicable Interventional

Effect of Beet Juice Supplementation on Vascular and Inspiratory Muscle Function

NCT04920799
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Nitrate rich beetroot juice, Nitrate depleted beetroot juice
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
60 Years to 85 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Sep 26, 2026, 1:48 AM EDT
Not listed Phase 1 Interventional

The Effects of Oral Inorganic Nitrate Supplementation on Lower Limb Perfusion During Exercise in Patients With PAD

NCT05036213
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 28, 2023 · Synced Sep 26, 2026, 1:48 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 26, 2026, 1:48 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effect of Beetroot Juice on Blood Pressure Regulation in Post Menopausal Women

NCT03380000
View directory record Official record
Conditions
Postmenopausal Women
Interventions
Beetroot juice, Beetroot juice placebo
Drug
Lead sponsor
Penn State University
Other
Eligibility
55 Years to 80 Years · Female only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 11, 2022 · Synced Sep 26, 2026, 1:48 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Dose-response Effect of Dietary Nitrate on Muscle Function in Older Individuals

NCT03595774
View directory record Official record
Conditions
Aging, Sarcopenia
Interventions
Beet root juice
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
65 Years to 79 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 28, 2024 · Synced Sep 26, 2026, 1:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dietary Nitrate and Muscle Power With Aging

NCT03513302
View directory record Official record
Conditions
Aging, Sarcopenia
Interventions
placebo, nitrate
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
65 Years to 79 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 18, 2025 · Synced Sep 26, 2026, 1:48 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Postmenopausal Women and Their Endothelium

NCT03644472
View directory record Official record
Conditions
Postmenopausal Women
Interventions
nitrate rich beetroot juice, nitrate depleted beetroot juice
Drug
Lead sponsor
Penn State University
Other
Eligibility
Up to 70 Years · Female only
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 26, 2023 · Synced Sep 26, 2026, 1:48 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 26, 2026, 1:48 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Beetroot Juice for Boosting Immunity During a Time of Stress.

NCT06434181
View directory record Official record
Conditions
Healthy
Interventions
Beetroot Juice, Placebo Control
Dietary Supplement
Lead sponsor
Baylor University
Other
Eligibility
18 Years to 40 Years
Enrollment
115 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Dallas, Texas • Waco, Texas
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Sep 26, 2026, 1:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nitrate and Vitamin C on Vascular Health Oxidative Stress

NCT04283630
View directory record Official record
Conditions
Endothelial Dysfunction
Interventions
Dietary nitrate in the form of beetroot juice for all participnats, Nature Made vitamin c 1000 mg, Placebo
Dietary Supplement
Lead sponsor
David Travis Thomas
Other
Eligibility
50 Years to 70 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
2
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Feb 24, 2020 · Synced Sep 26, 2026, 1:48 AM EDT
Completed Phase 2 Interventional

Effect of Inorganic Nitrates (Beetroot Juice) on Arterial Hemodynamics and Exercise Capacity

NCT01919177
View directory record Official record
Conditions
Heart Failure With Normal Ejection Fraction
Interventions
Nitrate rich beetroot juice, Nitrate depleted beetroot juice
Dietary Supplement
Lead sponsor
Corporal Michael J. Crescenz VA Medical Center
Federal
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 27, 2015 · Synced Sep 26, 2026, 1:48 AM EDT
Completed Not applicable Interventional

The Effect of Dietary Nitrates on Physical Performance and Vascular Function in Chronic Kidney Disease

NCT04103736
View directory record Official record
Conditions
Kidney Disease, Chronic, Endothelial Dysfunction
Interventions
Beet It Sport Shot, Nitrate-depleted placebo
Dietary Supplement
Lead sponsor
University of Delaware
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Sep 24, 2019 · Synced Sep 26, 2026, 1:48 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 26, 2026, 1:48 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 26, 2026, 1:48 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 26, 2026, 1:48 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Dietary Nitrate for Heart Failure

NCT01682356
View directory record Official record
Conditions
Heart Failure, Hypertension, Pulmonary
Interventions
Beetroot juice
Dietary Supplement
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2023
U.S. locations
2
States / cities
Indianapolis, Indiana • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 3, 2024 · Synced Sep 26, 2026, 1:48 AM EDT
Completed Phase 2 Interventional Results available

Effect of Beetroot Juice on Coronary Blood Flow and Walking Performance in PAD

NCT02553733
View directory record Official record
Conditions
Peripheral Arterial Disease
Interventions
Beetroot juice, Beetroot juice placebo
Drug
Lead sponsor
David N. Proctor, PhD
Other
Eligibility
21 Years to 85 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Sep 26, 2026, 1:48 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Exercise Training Intensity and Nitrate Supplementation in Post-Menopausal Females

NCT06480695
View directory record Official record
Conditions
Menopause
Interventions
Nitrate-Rich Beetroot Juice, High Intensity Exercise, Moderate Intensity Exercise, Nitrate-Depleted Placebo Beetroot Juice
Dietary Supplement · Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
45 Years to 75 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Sep 26, 2026, 1:48 AM EDT
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 26, 2026, 1:48 AM EDT