- Conditions
- Healthy Adults
- Interventions
- Beetroot juice, Placebo drink
- Dietary Supplement
- Lead sponsor
- University of Texas at Austin
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 90 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2028
- U.S. locations
- 1
- States / cities
- Austin, Texas
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–17
of 17
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Peripheral Arterial Disease, Aging, Peripheral Vascular Diseases, Walking, Difficulty
- Interventions
- Supervised Treadmill Exercise, Home-Based Exercise, Nitrate-rich beetroot Juice
- Behavioral · Dietary Supplement
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- 50 Years and older
- Enrollment
- 210 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2029
- U.S. locations
- 3
- States / cities
- Chicago, Illinois • Minneapolis, Minnesota
- 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
- 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
- Conditions
- Males, Females, Sedentary, Metformin, Prediabetes
- Interventions
- Dietary Supplement: Inorganic Nitrate (Beetroot juice), Dietary supplement: Placebo (Nitrate-depleted beetroot juice)
- Dietary Supplement
- Lead sponsor
- University of Virginia
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 24 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Charlottesville, Virginia
- Conditions
- Peripheral Artery Disease, Exercise, Intermittent Claudication, Nitric Oxide
- Interventions
- Supervised Treadmill Exercise, Attention Control, Nitrate-Rich Beetroot Juice + supervised exercise therapy, Placebo + supervised exercise therapy
- Behavioral · Combination Product
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- 50 Years and older
- Enrollment
- 200 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2029
- U.S. locations
- 2
- States / cities
- Chicago, Illinois
- Conditions
- Primary Ciliary Dyskinesia
- Interventions
- Beet-it Juice
- Dietary Supplement
- Lead sponsor
- The University of Texas Health Science Center, Houston
- Other
- Eligibility
- 4 Years to 99 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2024
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Aging
- Interventions
- Super Beets, Super Beets Placebo
- Dietary Supplement
- Lead sponsor
- Darren P Casey
- Other
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 23 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015 – 2017
- U.S. locations
- 1
- States / cities
- Iowa City, Iowa
- Conditions
- Airway Disease
- Interventions
- Beetroot Juice Group
- Dietary Supplement
- Lead sponsor
- Southern Methodist University
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 76 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2015
- U.S. locations
- 1
- States / cities
- Dallas, Texas
- 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
- Conditions
- Peripheral Artery Disease, Intermittent Claudication, Peripheral Vascular Disease, Mobility Limitation, Revascularization
- Interventions
- Home Based Exercise, Nitrate Rich Beetroot Juice, Attention Control, Placebo Beetroot Juice Without Nitrate
- Behavioral · Drug
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 386 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2032
- U.S. locations
- 7
- States / cities
- Tucson, Arizona • Downey, California • Atlanta, Georgia + 3 more
- 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
- 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
- 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
- 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
- Conditions
- Healthy
- Interventions
- Beetroot Juice, Placebo Control
- Dietary Supplement
- Lead sponsor
- Baylor University
- Other
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 114 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022
- U.S. locations
- 2
- States / cities
- Dallas, Texas • Waco, Texas
- Conditions
- Healthy Adults, Mechanical Ventilation Dependence, Hypoxia, Exercise Training, Exercise Intolerance, Dietary Supplement, Nitrate Supplementation, Inspiratory Muscle Training
- Interventions
- Respiratory Muscle Training (RMT), Sham Respiratory Muscle Training, Dietary Supplement: Beetroot Juice Concentrate, placebo beverage
- Device · Dietary Supplement
- Lead sponsor
- Embry-Riddle Aeronautical University
- Other
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2028
- U.S. locations
- 1
- States / cities
- Daytona Beach, Florida