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Showing 1–10 of 10 matching trials from the live ClinicalTrials.gov search.
Completed Phase 2 Interventional Results available

Nitrites, Exercise, and Peripheral Arterial Disease

NCT01684930
Conditions
Peripheral Arterial Disease
Interventions
Beetroot Juice (Beet-It Stamina Shot) & Supervised Exercise Training, Placebo Comparator Beverage (Beet-It Stamina Shot) & Exercise Training
Drug · Other
Lead sponsor
Duke University
Other
Eligibility
40 Years to 75 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
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
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Breathing Training and Nitrate on Exercise at Simulated Altitude

NCT07216755
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
Vascular Dilation, Arterial Stiffness
Interventions
BEET IT - Concentrate Beet root juice, BEET IT - Concentrate Beet root juice (nitrate depleted)
Drug
Lead sponsor
University of Virginia
Other
Eligibility
45 Years to 75 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Charlottesville, Virginia
Completed Not applicable Interventional Accepts healthy volunteers

Acquiring and Targeting Heat Exposures Necessary for Action

NCT05678738
Conditions
Heat Intolerance, Heat Stress, Fatigue; Heat
Interventions
Antioxidant Berry Supplementation, Acute and Chronic Exercise-Heat Stress, Placebo (non-juice) Supplementation
Dietary Supplement · Other
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years to 50 Years
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Storrs, Connecticut
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
Conditions
Peripheral Arterial Disease, Type II Diabetes Mellitus
Interventions
Beetroot Juice (Beet-It Stamina Shot) and Exercise Training, Placebo Comparator Beverage (Beet-It Stamina Shot) & Exercise Training
Drug · Other
Lead sponsor
Duke University
Other
Eligibility
50 Years to 80 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Renal Insufficiency, Chronic
Interventions
6R-BH4, 6R-BH4 placebo, Folic acid, Exercise training, Stretching, Histidine and beta-alanine supplementation, Histidine and beta-alanine placebo
Drug · Other · Dietary Supplement
Lead sponsor
Emory University
Other
Eligibility
18 Years to 75 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
3
States / cities
Atlanta, Georgia • Decatur, Georgia
Completed Not applicable Interventional Accepts healthy volunteers

Vitamin D2, Muscle Damage, NASCAR Pitcrew

NCT01825616
Conditions
Muscle Function, Muscle Soreness, Vitamin D Status
Interventions
Vitamin D2 mushroom powder, Placebo
Dietary Supplement · Other
Lead sponsor
Appalachian State University
Other
Eligibility
20 Years to 40 Years · Male only
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
3
States / cities
Kannapolis, North Carolina
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Capsule + Powder supplementation, stable tracer infusion
Dietary Supplement · Other
Lead sponsor
Texas A&M University
Other
Eligibility
45 Years to 100 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
College Station, Texas