- Conditions
- Aging
- Interventions
- High Nitrate Beetroot Juice, Low Nitrate Beetroot Juice
- Dietary Supplement
- Lead sponsor
- Wake Forest University
- Other
- Eligibility
- 40 Years to 65 Years
- Enrollment
- 29 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2019
- U.S. locations
- 1
- States / cities
- Winston-Salem, North Carolina
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Showing 25–37
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- Conditions
- Mitochondrial Energetics, Dietary Nitrate, Disuse Atrophy (Muscle) of Lower Leg
- Interventions
- Beetroot Juice - Active, Placebo Beetroot Juice Without Nitrate
- Dietary Supplement
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 18 Years to 44 Years · Male only
- Enrollment
- 24 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- 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
- 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
- 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
- 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
- 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
- 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
- Conditions
- Hypertension, Cardiovascular Diseases, Diabetes
- Interventions
- Herbiotics Oral + Ent Probiotic, Placebo
- Dietary Supplement
- Lead sponsor
- Wake Forest University
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Winston-Salem, North Carolina
- Conditions
- Vasodilation, Blood Pressure, Active Hyperemia, Aging
- Interventions
- Super Beets, Beetroot powder
- Dietary Supplement
- Lead sponsor
- University of Iowa
- Other
- Eligibility
- 60 Years to 80 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2018
- U.S. locations
- 1
- States / cities
- Iowa City, Iowa
- Conditions
- Blood Pressure, Endothelial Dysfunction
- Interventions
- Plant based bioequivalent Nitrate supplementation, Placebo
- Dietary Supplement
- Lead sponsor
- Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
- Other
- Eligibility
- 40 Years to 75 Years
- Enrollment
- 67 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2018
- U.S. locations
- 1
- States / cities
- Torrance, California
- Conditions
- Gingivitis, Cardiovascular Diseases, Gingival Diseases, Gingival Bleeding, Periodontal Diseases
- Interventions
- dietary nitrate, Placebo chewing gum
- Dietary Supplement · Other
- Lead sponsor
- University of Maryland, Baltimore
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- 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
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2024
- U.S. locations
- 1
- States / cities
- Hershey, Pennsylvania