- 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
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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 1–8
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- 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
- 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
- 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
- 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
- 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
- Conditions
- High Nitrate Dose, Moderate Nitrate Dose, Low Nitrate Dose, Nitrate-depleted Dose
- Interventions
- BR-HIGH, BR-MOD, BR-LOW, PL
- Dietary Supplement
- Lead sponsor
- Pepperdine University
- Other
- Eligibility
- 18 Years to 45 Years · Male only
- Enrollment
- 18 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Malibu, California
- 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