{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ascorbic+Acid+%28Vitamin+C%29&page=6",
    "query": {
      "intervention": "Ascorbic Acid (Vitamin C)",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 368,
    "total_pages": 37,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ascorbic+Acid+%28Vitamin+C%29&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ascorbic+Acid+%28Vitamin+C%29&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-13T19:51:08.543Z",
  "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": "NCT01905150",
      "title": "Ph 2 Trial of Vitamin C & G-FLIP (Low Doses Gemcitabine, 5FU, Leucovorin, Irinotecan, Oxaliplatin) for Pancreatic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "G-FLIP",
          "type": "DRUG"
        },
        {
          "name": "G-FLIP-DM",
          "type": "DRUG"
        },
        {
          "name": "Vitamin C",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Bruckner Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 34,
      "start_date": "2014-08-13",
      "completion_date": "2020-01",
      "has_results": true,
      "last_update_posted_date": "2024-12-11",
      "last_synced_at": "2026-10-13T19:51:08.543Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01905150"
    },
    {
      "nct_id": "NCT05612867",
      "title": "Low Dose Vitamin C in Burns >20% Compared to Previous Studies With High Dose Vitamin C",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Burns",
        "Ascorbic Acid Deficiency",
        "Burn Shock",
        "Burn Degree Second",
        "Burn Degree Third",
        "Fluid and Electrolyte Imbalance"
      ],
      "interventions": [
        {
          "name": "Vitamin C",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Arrowhead Regional Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 54,
      "start_date": "2020-12-12",
      "completion_date": "2021-01-08",
      "has_results": false,
      "last_update_posted_date": "2022-11-10",
      "last_synced_at": "2026-10-13T19:51:08.543Z",
      "location_count": 1,
      "location_summary": "Colton, California",
      "locations": [
        {
          "city": "Colton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05612867"
    },
    {
      "nct_id": "NCT05958303",
      "title": "HYPEROXIA Responses and ROS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cerebrovascular Disorders"
      ],
      "interventions": [
        {
          "name": "Antioxidant Cocktail",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "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": 24,
      "start_date": "2024-07-24",
      "completion_date": "2025-03-31",
      "has_results": true,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-10-13T19:51:08.543Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05958303"
    },
    {
      "nct_id": "NCT00626444",
      "title": "Pilot Trial of Intravenous Vitamin C in Refractory Non-Hodgkin Lymphoma (NHL)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Non-Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "Intravenous vitamin C",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2008-02",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2025-05-16",
      "last_synced_at": "2026-10-13T19:51:08.543Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00626444"
    },
    {
      "nct_id": "NCT04551339",
      "title": "Zinc Versus Multivitamin Micronutrient Supplementation in the Setting of COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy",
        "Health Care Worker Patient Transmission",
        "Aging"
      ],
      "interventions": [
        {
          "name": "PreserVision AREDS formulation soft gels or tablets",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Multivitamin with 11mg of zinc",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 2700,
      "start_date": "2020-09-28",
      "completion_date": "2021-05-28",
      "has_results": false,
      "last_update_posted_date": "2021-08-10",
      "last_synced_at": "2026-10-13T19:51:08.543Z",
      "location_count": 3,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04551339"
    },
    {
      "nct_id": "NCT05745636",
      "title": "Broccoli Seed Extract and Skin Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Skin Inflammation"
      ],
      "interventions": [
        {
          "name": "Broccoli, mustard, vitamin C",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Appalachian State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "57 Years",
        "sex": "ALL",
        "summary": "25 Years to 57 Years"
      },
      "enrollment_count": 24,
      "start_date": "2023-03-13",
      "completion_date": "2023-07-30",
      "has_results": false,
      "last_update_posted_date": "2023-12-20",
      "last_synced_at": "2026-10-13T19:51:08.543Z",
      "location_count": 1,
      "location_summary": "Kannapolis, North Carolina",
      "locations": [
        {
          "city": "Kannapolis",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05745636"
    },
    {
      "nct_id": "NCT07220265",
      "title": "Impact of Phenylalanine Elevations on Brain and Cognition in Adult PKU Carriers",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Carrier of Phenylketonuria",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Phenylalanine (Phe)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 36,
      "start_date": "2025-12-19",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-11",
      "last_synced_at": "2026-10-13T19:51:08.543Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07220265"
    },
    {
      "nct_id": "NCT00006021",
      "title": "Arsenic Trioxide Plus Vitamin C in Treating Patients With Recurrent or Refractory Multiple Myeloma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Multiple Myeloma and Plasma Cell Neoplasm"
      ],
      "interventions": [
        {
          "name": "ascorbic acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "arsenic trioxide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 22,
      "start_date": "2000-06",
      "completion_date": "2007-03",
      "has_results": false,
      "last_update_posted_date": "2016-12-15",
      "last_synced_at": "2026-10-13T19:51:08.543Z",
      "location_count": 4,
      "location_summary": "Miami, Florida • Miami Beach, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006021"
    },
    {
      "nct_id": "NCT04150042",
      "title": "SHARON: A Clinical Trial for Metastatic Cancer Using Chemotherapy and Patients' Own Stem Cells",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pancreatic Adenocarcinoma Metastatic",
        "BRCA1 Mutation",
        "BRCA2 Mutation",
        "Pancreatic Acinar Cell Carcinoma",
        "Pancreatic Ductal Adenocarcinoma",
        "Pancreatic Cancer",
        "Metastatic Pancreatic Cancer",
        "Metastatic Pancreatic Ductal Adenocarcinoma",
        "Breast Cancer Metastatic",
        "Breast Cancer Stage IV",
        "Pancreatic Cancer Stage IV",
        "HER2-negative Breast Cancer",
        "HER2 Negative Breast Carcinoma",
        "Adenocarcinoma of the Breast",
        "PALB2 Gene Mutation",
        "Pancreas Cancer, Metastatic",
        "Pancreas Cancer, Recurrent",
        "Pancreas Cancer",
        "Stage IV Pancreatic Cancer",
        "Stage 4 Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "BCNU",
          "type": "DRUG"
        },
        {
          "name": "Vitamin B12B",
          "type": "DRUG"
        },
        {
          "name": "Vitamin C",
          "type": "DRUG"
        },
        {
          "name": "Autologous Hematopoietic Stem Cells",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "General Oncology, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2021-01-13",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-29",
      "last_synced_at": "2026-10-13T19:51:08.543Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • New York, New York",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04150042"
    },
    {
      "nct_id": "NCT02421887",
      "title": "Males, Antioxidants, and Infertility Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Male Infertility"
      ],
      "interventions": [
        {
          "name": "Antioxidant Supplement",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 171,
      "start_date": "2015-12",
      "completion_date": "2018-12",
      "has_results": true,
      "last_update_posted_date": "2019-09-04",
      "last_synced_at": "2026-10-13T19:51:08.543Z",
      "location_count": 10,
      "location_summary": "Los Angeles, California • San Francisco, California • Sunnyvale, California + 7 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Sunnyvale",
          "state": "California"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Southfield",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02421887"
    }
  ]
}