- Conditions
- Exercise Performance of Fit Athletes, Exercise Performance, Cycling Performance
- Interventions
- Dietary Nitrate, Caffeine, Placebo
- Dietary Supplement · Other
- Lead sponsor
- Lindenwood University
- Other
- Eligibility
- 18 Years to 40 Years · Male only
- Enrollment
- 15 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2021
- U.S. locations
- 1
- States / cities
- Saint Charles, Missouri
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Showing 1–24
of 66
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- IBS - Irritable Bowel Syndrome
- Interventions
- a supplement containing 2'-fucosyllactose (2'-FL), Placebo Supplement
- Dietary Supplement
- Lead sponsor
- National University of Natural Medicine
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2024
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- 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
- 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
- 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
- Gut Health, Bloating, Irregular Bowel Movements, Gastrointestinal Symptoms
- Interventions
- Active Supplement, Placebo Comparator
- Dietary Supplement
- Lead sponsor
- Belli Welli Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Las Vegas, Nevada
- 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
- 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
- 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
- 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
- Secondary Amenorrhea
- Interventions
- Beetroot Juice - Active, Placebo Beetroot Juice Without Nitrate
- Dietary Supplement
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 18 Years to 44 Years · Female only
- Enrollment
- 3 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- 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
- Aging, Arterial Stiffness, Endothelial Dysfunction, Hypertension, Cognitive Decline
- Interventions
- Experimental: Nitrate-containing, Placebo: Nitrate-depleted
- Drug
- Lead sponsor
- Gary L. Pierce, PhD
- Other
- Eligibility
- 50 Years to 79 Years
- Enrollment
- 16 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2024
- U.S. locations
- 1
- States / cities
- Iowa City, Iowa
- 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
- 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
- Inflammatory Response, Metabolic Disturbance, Immune Suppression
- Interventions
- Beet, Placebo
- Dietary Supplement
- Lead sponsor
- Appalachian State University
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 25 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023
- U.S. locations
- 1
- States / cities
- Kannapolis, North Carolina
- Conditions
- Overweight, Obesity, Aging, Menopause
- Interventions
- 70 mL red beetroot juice, 70 mL red beetroot juice without nitrate, 70 mL placebo drink plus potassium nitrate, 70 mL placebo drink
- Dietary Supplement
- Lead sponsor
- Colorado State University
- Other
- Eligibility
- 40 Years to 65 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2019
- U.S. locations
- 1
- States / cities
- Fort Collins, Colorado
- 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
- 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
- Conditions
- Early Menopause, Menopause
- Interventions
- Nitrate supplementation, placebo
- Dietary Supplement
- Lead sponsor
- University of Texas Southwestern Medical Center
- Other
- Eligibility
- 60 Years to 70 Years · Female only
- Enrollment
- 22 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2021
- U.S. locations
- 1
- States / cities
- Dallas, Texas
- Conditions
- Alcohol Abuse
- Interventions
- Puerarin, Placebo
- Drug
- Lead sponsor
- Mclean Hospital
- Other
- Eligibility
- 21 Years to 45 Years
- Enrollment
- 16 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2011
- U.S. locations
- 1
- States / cities
- Belmont, Massachusetts
- 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
- 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
- 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