{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Phosphorus+Supplement",
    "query": {
      "intervention": "Phosphorus Supplement"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T15:50:47.098Z",
  "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": "NCT03841786",
      "title": "Effect of Phosphorus Additives on the Metabolome in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Syndrome",
        "Insulin Sensitivity",
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "Phosphorus-supplemented study diet",
          "type": "OTHER"
        },
        {
          "name": "Control Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 30,
      "start_date": "2019-06-28",
      "completion_date": "2022-09-15",
      "has_results": false,
      "last_update_posted_date": "2022-12-29",
      "last_synced_at": "2026-09-06T15:50:47.098Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03841786"
    },
    {
      "nct_id": "NCT03860792",
      "title": "Therapeutic Diets in Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "Ketogenic Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Therapeutic Lifestyles Changes Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "50 Years to 90 Years"
      },
      "enrollment_count": 84,
      "start_date": "2019-10-15",
      "completion_date": "2025-06-20",
      "has_results": false,
      "last_update_posted_date": "2025-12-17",
      "last_synced_at": "2026-09-06T15:50:47.098Z",
      "location_count": 1,
      "location_summary": "Fairway, Kansas",
      "locations": [
        {
          "city": "Fairway",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03860792"
    },
    {
      "nct_id": "NCT03771105",
      "title": "The Impact of Phosphate Metabolism on Healthy Aging",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Hypophosphatemia",
        "Rickets",
        "Hypercalciuria",
        "XLH",
        "HHRH"
      ],
      "interventions": [
        {
          "name": "phosphate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2019-01-01",
      "completion_date": "2028-04",
      "has_results": false,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-09-06T15:50:47.098Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03771105"
    },
    {
      "nct_id": "NCT04351113",
      "title": "Targeting Oxidative Stress to Prevent Vascular and Skeletal Muscle Dysfunction During Disuse",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aging",
        "Oxidative Stress",
        "Vascular Endothelium",
        "Skeletal Muscle",
        "Antioxidants"
      ],
      "interventions": [
        {
          "name": "MITO-AO",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "PB-125",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Passive Leg Movement (PLM)",
          "type": "OTHER"
        },
        {
          "name": "Plantar flexion",
          "type": "OTHER"
        },
        {
          "name": "Isometric knee extensor test",
          "type": "OTHER"
        },
        {
          "name": "Bed rest",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Joel Trinity",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "65 Years to 85 Years"
      },
      "enrollment_count": 82,
      "start_date": "2019-09-01",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-30",
      "last_synced_at": "2026-09-06T15:50:47.098Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04351113"
    },
    {
      "nct_id": "NCT02016235",
      "title": "Role Of Phosphorus And FGF 23 In Patients With Dent Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Dent Disease"
      ],
      "interventions": [
        {
          "name": "Phosphorus Supplement",
          "type": "DRUG"
        },
        {
          "name": "Observation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 30,
      "start_date": "2014-09",
      "completion_date": "2019-01",
      "has_results": true,
      "last_update_posted_date": "2020-03-23",
      "last_synced_at": "2026-09-06T15:50:47.098Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02016235"
    },
    {
      "nct_id": "NCT03202914",
      "title": "Metabolomics for Identifying Biomarkers of Dietary Intake and Kidney Disease Progression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dietary Modification",
        "Kidney Diseases, Chronic"
      ],
      "interventions": [
        {
          "name": "Usual protein and phosphorus diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low protein and phosphorus diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Very low protein and phosphorus",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 840,
      "start_date": "1988-10",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2017-06-29",
      "last_synced_at": "2026-09-06T15:50:47.098Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03202914"
    },
    {
      "nct_id": "NCT01906398",
      "title": "Efficacy and Safety of Ketogenic Diet as Adjunctive Treatment in Adults With Refractory Epilepsy",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Epilepsy"
      ],
      "interventions": [
        {
          "name": "ketogenic diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mid-Atlantic Epilepsy and Sleep Center, LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 30,
      "start_date": "2013-01",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2018-02-23",
      "last_synced_at": "2026-09-06T15:50:47.098Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01906398"
    }
  ]
}