{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Supplementation&page=4",
    "query": {
      "intervention": "Supplementation",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 1843,
    "total_pages": 185,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Supplementation&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Supplementation&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T17:41:00.118Z",
  "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": "NCT03693027",
      "title": "Evaluation of a Daily Oral Care Lozenge on Oral Health and Quality of Life in Older Adults",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Oral Health"
      ],
      "interventions": [
        {
          "name": "PTx800 lozenges",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo control",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Primal Therapies Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "60 Years to 85 Years"
      },
      "enrollment_count": 60,
      "start_date": "2018-06-01",
      "completion_date": "2018-12-31",
      "has_results": false,
      "last_update_posted_date": "2018-10-09",
      "last_synced_at": "2026-10-19T17:41:00.118Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03693027"
    },
    {
      "nct_id": "NCT03563573",
      "title": "Single-dose Potassium Supplementation in Patients With ADHD for Whom the Anesthetic Lidocaine is Ineffective",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "ADHD"
      ],
      "interventions": [
        {
          "name": "Potassium Gluconate Oral Capsule",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AlkaliDx, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "13 Years to 49 Years"
      },
      "enrollment_count": 100,
      "start_date": "2018-07-01",
      "completion_date": "2018-12-31",
      "has_results": false,
      "last_update_posted_date": "2018-06-20",
      "last_synced_at": "2026-10-19T17:41:00.118Z",
      "location_count": 1,
      "location_summary": "Voorhees Township, New Jersey",
      "locations": [
        {
          "city": "Voorhees Township",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03563573"
    },
    {
      "nct_id": "NCT01179256",
      "title": "Effect of Supplemental Oral Curcumin in Patients With Atopic Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atopic Asthma"
      ],
      "interventions": [
        {
          "name": "CURCUMIN",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "no intervention other than stopping study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of South Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 16,
      "start_date": "2009-03",
      "completion_date": "2010-03",
      "has_results": false,
      "last_update_posted_date": "2010-08-11",
      "last_synced_at": "2026-10-19T17:41:00.118Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01179256"
    },
    {
      "nct_id": "NCT01724190",
      "title": "Effect of Vitamin D on the Honeymoon Period in Children and Adolescents With Type 1 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 1 Diabetes"
      ],
      "interventions": [
        {
          "name": "Vitamin D",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Nationwide Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "4 Years to 18 Years"
      },
      "enrollment_count": 38,
      "start_date": "2012-11",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2024-02-28",
      "last_synced_at": "2026-10-19T17:41:00.118Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01724190"
    },
    {
      "nct_id": "NCT06747624",
      "title": "A Crossover Clinical Trial Investigating the Effects of Geranylgeraniol (GG) Supplementation on Testosterone Levels in Healthy Men and Women Over an 18-week Period",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Wellness",
        "Health"
      ],
      "interventions": [
        {
          "name": "Geranylgeraniol 300 mg",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Designs for Health",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "40 Years to 65 Years"
      },
      "enrollment_count": 34,
      "start_date": "2025-01-30",
      "completion_date": "2025-09-19",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-10-19T17:41:00.118Z",
      "location_count": 1,
      "location_summary": "Palm Coast, Florida",
      "locations": [
        {
          "city": "Palm Coast",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06747624"
    },
    {
      "nct_id": "NCT05694689",
      "title": "Randomized Trial of Enteral Vitamin D Supplementation in Infants < 28 Weeks Gestational Age or <1000 Grams Birth Weight",
      "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": 60,
      "start_date": "2023-02-15",
      "completion_date": "2029-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-10-19T17:41:00.118Z",
      "location_count": 1,
      "location_summary": "Galveston, Texas",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05694689"
    },
    {
      "nct_id": "NCT05115760",
      "title": "Pea Protein Oral Nutrition Supplement for the Reduction of Gastrostomy Tube Placement Rate in Patients With Locally Advanced Head and Neck Cancer Undergoing Chemoradiation Therapy",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Locally Advanced Head and Neck Carcinoma"
      ],
      "interventions": [
        {
          "name": "Dietary Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Jonsson Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 57,
      "start_date": "2022-04-05",
      "completion_date": "2028-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-10-19T17:41:00.118Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05115760"
    },
    {
      "nct_id": "NCT06984640",
      "title": "Curcumin Supplementation for the Improvement of Diabetes-related Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Over Age 60",
        "Prediabetes or Overweight"
      ],
      "interventions": [
        {
          "name": "Curcumin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Oklahoma State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2023-03-16",
      "completion_date": "2025-02-13",
      "has_results": false,
      "last_update_posted_date": "2025-05-22",
      "last_synced_at": "2026-10-19T17:41:00.118Z",
      "location_count": 1,
      "location_summary": "Stillwater, Oklahoma",
      "locations": [
        {
          "city": "Stillwater",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06984640"
    },
    {
      "nct_id": "NCT04298840",
      "title": "Influence of Creatine Monohydrate Supplementation on Androgens and Global Hair Assessments",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dihydrotestosterone",
        "Testosterone",
        "Hair Loss"
      ],
      "interventions": [
        {
          "name": "Creatine Monohydrate Supplementation",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Supplementation",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Texas Tech University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "MALE",
        "summary": "18 Years to 35 Years · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2020-04",
      "completion_date": "2021-02",
      "has_results": false,
      "last_update_posted_date": "2021-09-14",
      "last_synced_at": "2026-10-19T17:41:00.118Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04298840"
    },
    {
      "nct_id": "NCT00836368",
      "title": "In Vitro Basophil Responsiveness to Allergen Challenge After Gamma-tocopherol Supplementation in Allergic Asthmatics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Allergic",
        "Asthmatic",
        "Allergy",
        "Asthma"
      ],
      "interventions": [
        {
          "name": "gamma-tocopherol",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 25,
      "start_date": "2008-12",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2011-11-07",
      "last_synced_at": "2026-10-19T17:41:00.118Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00836368"
    }
  ]
}