{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+Nitrate+Beetroot+Juice",
    "query": {
      "intervention": "High Nitrate Beetroot Juice"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 18,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+Nitrate+Beetroot+Juice&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-19T04:40:24.091Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT03930563",
      "title": "Inorganic Nitrate and OSA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obstructive Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "Pre-beetroot juice supplementation",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Post-beetroot juice supplementation",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Iowa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "30 Years to 70 Years"
      },
      "enrollment_count": 21,
      "start_date": "2019-06-12",
      "completion_date": "2020-03-06",
      "has_results": false,
      "last_update_posted_date": "2021-04-27",
      "last_synced_at": "2026-09-19T04:40:24.091Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03930563"
    },
    {
      "nct_id": "NCT06480695",
      "title": "Exercise Training Intensity and Nitrate Supplementation in Post-Menopausal Females",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Menopause"
      ],
      "interventions": [
        {
          "name": "Nitrate-Rich Beetroot Juice",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "High Intensity Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Moderate Intensity Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nitrate-Depleted Placebo Beetroot Juice",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "45 Years to 75 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2025-07-01",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-09-19T04:40:24.091Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06480695"
    },
    {
      "nct_id": "NCT03486145",
      "title": "Effect of Nitrate-rich Fruit and Vegetable Supplement on Blood Pressure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "High Blood Pressure",
        "Flow Mediated Dilation"
      ],
      "interventions": [
        {
          "name": "fruit and vegetable juice supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Arizona State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 57,
      "start_date": "2015-11-16",
      "completion_date": "2016-03-30",
      "has_results": false,
      "last_update_posted_date": "2018-04-03",
      "last_synced_at": "2026-09-19T04:40:24.091Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03486145"
    },
    {
      "nct_id": "NCT04770155",
      "title": "Vascular Dysfunction in Black Individuals: Roles of Nitric Oxide and Endothelin-1",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Vascular Function",
        "Racial Disparity"
      ],
      "interventions": [
        {
          "name": "Dietary Nitrates 400 mg",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "L-citrulline 3 g",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Sildenafil 100 mg",
          "type": "DRUG"
        },
        {
          "name": "Bosentan 125 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "University of Mississippi Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 8,
      "start_date": "2021-05-27",
      "completion_date": "2021-09-20",
      "has_results": true,
      "last_update_posted_date": "2023-10-31",
      "last_synced_at": "2026-09-19T04:40:24.091Z",
      "location_count": 1,
      "location_summary": "Jackson, Mississippi",
      "locations": [
        {
          "city": "Jackson",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04770155"
    },
    {
      "nct_id": "NCT04588740",
      "title": "Inorganic Nitrate: Sex Differences in Muscle Contractile Function and Efficiency",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "concentrated beet root juice",
          "type": "DRUG"
        },
        {
          "name": "Placebo beet root juice",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "34 Years",
        "sex": "ALL",
        "summary": "18 Years to 34 Years"
      },
      "enrollment_count": 35,
      "start_date": "2020-01-20",
      "completion_date": "2023-12-30",
      "has_results": false,
      "last_update_posted_date": "2024-05-08",
      "last_synced_at": "2026-09-19T04:40:24.091Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04588740"
    },
    {
      "nct_id": "NCT02293616",
      "title": "Strength Testing After Nitrate Delivery (STAND) in ICU Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiratory Failure"
      ],
      "interventions": [
        {
          "name": "Nitrate Rich Beetroot Juice",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "56 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "56 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2015-06",
      "completion_date": "2017-04",
      "has_results": false,
      "last_update_posted_date": "2018-07-18",
      "last_synced_at": "2026-09-19T04:40:24.091Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02293616"
    },
    {
      "nct_id": "NCT05720013",
      "title": "Acute Effects of Beetroot Juice on Locomotor Economy and Capacity in Chronic Stroke",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke",
        "CVA"
      ],
      "interventions": [
        {
          "name": "Beetroot Juice supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 22,
      "start_date": "2023-02-01",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-05-22",
      "last_synced_at": "2026-09-19T04:40:24.091Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05720013"
    },
    {
      "nct_id": "NCT05532423",
      "title": "Nitrate Supplementation and Cerebrovascular and Cognitive Function in Metabolic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Metabolic Syndrome"
      ],
      "interventions": [
        {
          "name": "Beetroot Juice - Active",
          "type": "DRUG"
        },
        {
          "name": "beetroot juice - Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Penn State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "55 Years to 75 Years"
      },
      "enrollment_count": 22,
      "start_date": "2022-12-01",
      "completion_date": "2024-08-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-06",
      "last_synced_at": "2026-09-19T04:40:24.091Z",
      "location_count": 1,
      "location_summary": "University Park, Pennsylvania",
      "locations": [
        {
          "city": "University Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05532423"
    },
    {
      "nct_id": "NCT03595774",
      "title": "Dose-response Effect of Dietary Nitrate on Muscle Function in Older Individuals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Aging",
        "Sarcopenia"
      ],
      "interventions": [
        {
          "name": "Beet root juice",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "65 Years to 79 Years"
      },
      "enrollment_count": 13,
      "start_date": "2018-09-01",
      "completion_date": "2021-07-31",
      "has_results": true,
      "last_update_posted_date": "2024-07-29",
      "last_synced_at": "2026-09-19T04:40:24.091Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03595774"
    },
    {
      "nct_id": "NCT05957835",
      "title": "The Effect of Beetroot Juice Supplementation Dose on Neuromuscular Performance During Resistance Exercise",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "High Nitrate Dose",
        "Moderate Nitrate Dose",
        "Low Nitrate Dose",
        "Nitrate-depleted Dose"
      ],
      "interventions": [
        {
          "name": "BR-HIGH",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "BR-MOD",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "BR-LOW",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "PL",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Pepperdine University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "MALE",
        "summary": "18 Years to 45 Years · Male only"
      },
      "enrollment_count": 18,
      "start_date": "2023-05-23",
      "completion_date": "2024-06-30",
      "has_results": false,
      "last_update_posted_date": "2023-07-24",
      "last_synced_at": "2026-09-19T04:40:24.091Z",
      "location_count": 1,
      "location_summary": "Malibu, California",
      "locations": [
        {
          "city": "Malibu",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05957835"
    }
  ]
}