{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+supplementation",
    "query": {
      "intervention": "Dietary supplementation"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1731,
    "total_pages": 174,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+supplementation&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-11T10:44:47.412Z",
  "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": "NCT04025255",
      "title": "The Memory and Cognitive Performance Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cognitive Function",
        "Memory",
        "Brain Health"
      ],
      "interventions": [
        {
          "name": "Braini",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Vita Naturel, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 74,
      "start_date": "2019-10-01",
      "completion_date": "2020-04-30",
      "has_results": false,
      "last_update_posted_date": "2022-11-21",
      "last_synced_at": "2026-09-11T10:44:47.412Z",
      "location_count": 1,
      "location_summary": "Asheville, North Carolina",
      "locations": [
        {
          "city": "Asheville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04025255"
    },
    {
      "nct_id": "NCT06274385",
      "title": "The Effects of an Acute Dose of a Betalain-rich Concentrate on Repeated-sprint Cycling Performance and Recovery.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nutraceuticals"
      ],
      "interventions": [
        {
          "name": "Betalain-rich concentrate (AltRed)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Drexel 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": 10,
      "start_date": "2024-03-06",
      "completion_date": "2025-08",
      "has_results": false,
      "last_update_posted_date": "2024-11-22",
      "last_synced_at": "2026-09-11T10:44:47.412Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06274385"
    },
    {
      "nct_id": "NCT02047552",
      "title": "RCT of Goal-directed Iron Supplementation of Anemic, Critically Ill Trauma Patients, With and Without Oxandrolone",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Functional Iron Deficiency",
        "Trauma",
        "Anemia"
      ],
      "interventions": [
        {
          "name": "Iron sucrose",
          "type": "DRUG"
        },
        {
          "name": "Oxandrolone",
          "type": "DRUG"
        },
        {
          "name": "IV iron placebo",
          "type": "DRUG"
        },
        {
          "name": "Oxandrolone placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Denver Health and Hospital Authority",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2015-01",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2019-04-03",
      "last_synced_at": "2026-09-11T10:44:47.412Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02047552"
    },
    {
      "nct_id": "NCT01268111",
      "title": "Effect of Vitamin D Replacement on Insulin Sensitivity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Insulin Sensitivity"
      ],
      "interventions": [
        {
          "name": "Ergocalciferols",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Texas Tech University Health Sciences Center",
      "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": 12,
      "start_date": "2011-01",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2015-06-08",
      "last_synced_at": "2026-09-11T10:44:47.412Z",
      "location_count": 1,
      "location_summary": "Odessa, Texas",
      "locations": [
        {
          "city": "Odessa",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01268111"
    },
    {
      "nct_id": "NCT05459298",
      "title": "ViDES Trial (Vitamin D Extra Supplementation)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "800 IU/day vitamin D supplementation with feedings in the first 28 days after birth",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Usual Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "24 Hours",
        "maximum_age": "96 Hours",
        "sex": "ALL",
        "summary": "24 Hours to 96 Hours"
      },
      "enrollment_count": 180,
      "start_date": "2022-09-06",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-09-11T10:44:47.412Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05459298"
    },
    {
      "nct_id": "NCT06219915",
      "title": "Neurobiological Drivers of Mobility Resilience: The Dopaminergic System - Placebo-Controlled Arm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Parkinsonian Signs in Older Persons"
      ],
      "interventions": [
        {
          "name": "Carbidopa 25 mg",
          "type": "DRUG"
        },
        {
          "name": "Carbidopa-Levodopa 25/100 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo 1",
          "type": "DRUG"
        },
        {
          "name": "Placebo 2",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2024-03-15",
      "completion_date": "2024-05-30",
      "has_results": true,
      "last_update_posted_date": "2025-06-17",
      "last_synced_at": "2026-09-11T10:44:47.412Z",
      "location_count": 2,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06219915"
    },
    {
      "nct_id": "NCT04083352",
      "title": "Ketone Supplementation in Individuals With PTSD",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PTSD",
        "Ketosis"
      ],
      "interventions": [
        {
          "name": "Pruvit Ketomax Ketone Salt",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Augusta University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 24,
      "start_date": "2016-08-30",
      "completion_date": "2019-12",
      "has_results": false,
      "last_update_posted_date": "2019-11-18",
      "last_synced_at": "2026-09-11T10:44:47.412Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04083352"
    },
    {
      "nct_id": "NCT02383017",
      "title": "Effects of Shroom Tech Sport Supplementation and Concurrent Training",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Body Composition",
        "Performance Measures",
        "Hormone Profiles",
        "Blood Lipid Profiles"
      ],
      "interventions": [
        {
          "name": "Shroom Tech Sport",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Florida State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "MALE",
        "summary": "18 Years to 30 Years · Male only"
      },
      "enrollment_count": 28,
      "start_date": "2015-02",
      "completion_date": "2016-07-30",
      "has_results": true,
      "last_update_posted_date": "2020-12-17",
      "last_synced_at": "2026-09-11T10:44:47.412Z",
      "location_count": 1,
      "location_summary": "Tallahassee, Florida",
      "locations": [
        {
          "city": "Tallahassee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02383017"
    },
    {
      "nct_id": "NCT01841658",
      "title": "Folic Acid Supplementation in Women of Child Bearing Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Folic acid",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Georgia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 50,
      "start_date": "2013-04",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2016-07-04",
      "last_synced_at": "2026-09-11T10:44:47.412Z",
      "location_count": 1,
      "location_summary": "Athens, Georgia",
      "locations": [
        {
          "city": "Athens",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01841658"
    },
    {
      "nct_id": "NCT06311058",
      "title": "Protein Supplementation After ACL Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "ACL Reconstruction"
      ],
      "interventions": [
        {
          "name": "Whey protein isolate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Protein + BAA",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "The Methodist Hospital Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "16 Years to 40 Years"
      },
      "enrollment_count": 102,
      "start_date": "2024-02-16",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-06",
      "last_synced_at": "2026-09-11T10:44:47.412Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06311058"
    }
  ]
}