{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Multivitamin+Supplement&page=3",
    "query": {
      "intervention": "Multivitamin Supplement",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 60,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Multivitamin+Supplement&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Multivitamin+Supplement&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-12T00:46:10.409Z",
  "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": "NCT04200391",
      "title": "Very Low Carbohydrate Diets and Glucagon Response in T1DM",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type1diabetes"
      ],
      "interventions": [
        {
          "name": "Very low carbohydrate diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 12,
      "start_date": "2020-01-03",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2024-12-18",
      "last_synced_at": "2026-11-12T00:46:10.409Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04200391"
    },
    {
      "nct_id": "NCT03004807",
      "title": "Role of Centrum® Silver® in Improving Micronutrient Status in Older Men",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vitamin Deficiency",
        "Mineral Deficiency",
        "Aging"
      ],
      "interventions": [
        {
          "name": "Centrum Silver Mens' Formula",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Oregon State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "65 Years and older · Male only"
      },
      "enrollment_count": 41,
      "start_date": "2018-07-01",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-06-08",
      "last_synced_at": "2026-11-12T00:46:10.409Z",
      "location_count": 1,
      "location_summary": "Corvallis, Oregon",
      "locations": [
        {
          "city": "Corvallis",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03004807"
    },
    {
      "nct_id": "NCT03372109",
      "title": "Evaluate the Effects of Repeated Periods of Modified Fasting to Support Healthy Natural Weight Management and Prevention of Weight Gain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Body Weight Changes"
      ],
      "interventions": [
        {
          "name": "Meal replacement shake",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Multivitamin and mineral capsules",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Fish oil with sesame lignans and olive extract softgel",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Prebiotic Chewable tablet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Clove Extract and Maqui Berry extract capsule",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": ".Whole Food Blend capsule",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Turmeric extract capsule",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "European White Kidney Bean capsule",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Saffron extract capsule",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Ubiquinol with Fulvic acid complex softgel",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Calcium with Hesperidin and gynostemma extract tablet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Multivitamin and mineral supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Supplement Formulators, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 23,
      "start_date": "2017-11-14",
      "completion_date": "2018-03-22",
      "has_results": false,
      "last_update_posted_date": "2018-04-17",
      "last_synced_at": "2026-11-12T00:46:10.409Z",
      "location_count": 1,
      "location_summary": "Fort Lauderdale, Florida",
      "locations": [
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03372109"
    },
    {
      "nct_id": "NCT01872351",
      "title": "Therapy for Chronic Fatigue Syndrome: A Presumptive Mitochondrial Disorder",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Fatigue Syndrome"
      ],
      "interventions": [
        {
          "name": "Nutraceuticals",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "20 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2011-11",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2016-10-14",
      "last_synced_at": "2026-11-12T00:46:10.409Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01872351"
    },
    {
      "nct_id": "NCT02686905",
      "title": "Vitamin Supplementation After Bariatric Surgery",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Complications of Bariatric Procedures",
        "Avitaminosis"
      ],
      "interventions": [
        {
          "name": "Chewable Multivitamin with Iron",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "PatchMD Vitamin D3/Calcium Patch",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "PatchMD Multivitamin Patch",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "PatchMD B12 Energy Plus Patch",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Chewable Calcium",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Quick Dissolve B12",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "California State Polytechnic University, Pomona",
      "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": 30,
      "start_date": "2016-01",
      "completion_date": "2017-06",
      "has_results": false,
      "last_update_posted_date": "2016-09-30",
      "last_synced_at": "2026-11-12T00:46:10.409Z",
      "location_count": 1,
      "location_summary": "Brea, California",
      "locations": [
        {
          "city": "Brea",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02686905"
    },
    {
      "nct_id": "NCT01018303",
      "title": "Safety and Efficacy of an Antioxidant-rich Multivitamin Supplement in Cystic Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "AquADEK",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "10 Years to 40 Years"
      },
      "enrollment_count": 17,
      "start_date": "2007-08",
      "completion_date": "2009-11",
      "has_results": false,
      "last_update_posted_date": "2012-10-15",
      "last_synced_at": "2026-11-12T00:46:10.409Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01018303"
    },
    {
      "nct_id": "NCT03710928",
      "title": "Type 1 Diabetes Management Using a Very Low Carbohydrate Versus Standard Diet",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type1diabetes"
      ],
      "interventions": [
        {
          "name": "very low carbohydrate diet",
          "type": "OTHER"
        },
        {
          "name": "standard carbohydrate diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 32,
      "start_date": "2020-01-03",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2024-12-18",
      "last_synced_at": "2026-11-12T00:46:10.409Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03710928"
    },
    {
      "nct_id": "NCT07146321",
      "title": "A Study to Investigate the Effect of a Multivitamin, Multi-nutrient Supplement on Mental and Emotional Wellbeing",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Menopause"
      ],
      "interventions": [
        {
          "name": "multi-vitamin, multi-nutrient",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Biologica Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "43 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "43 Years to 55 Years · Female only"
      },
      "enrollment_count": 80,
      "start_date": "2025-09-01",
      "completion_date": "2026-04-05",
      "has_results": false,
      "last_update_posted_date": "2025-08-28",
      "last_synced_at": "2026-11-12T00:46:10.409Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07146321"
    },
    {
      "nct_id": "NCT05673070",
      "title": "Use of Ritual Prenatal Multivitamins for Pregnancy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pregnancy Related",
        "Nutrition, Healthy"
      ],
      "interventions": [
        {
          "name": "Ritual Epre Multivitamin-mineral supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "control MVI",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "City University of New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 80,
      "start_date": "2023-10-15",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-11-12T00:46:10.409Z",
      "location_count": 2,
      "location_summary": "Brooklyn, New York",
      "locations": [
        {
          "city": "Brooklyn",
          "state": "New York"
        },
        {
          "city": "Brooklyn",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05673070"
    },
    {
      "nct_id": "NCT05646368",
      "title": "Bioavailability of Select Nutrients From Two Formulations of a Multivitamin/Mineral Supplement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bioavailability"
      ],
      "interventions": [
        {
          "name": "Formulation #1",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Formulation #2",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Midwest Center for Metabolic and Cardiovascular Research",
      "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": 24,
      "start_date": "2022-12-23",
      "completion_date": "2023-05-04",
      "has_results": false,
      "last_update_posted_date": "2023-05-17",
      "last_synced_at": "2026-11-12T00:46:10.409Z",
      "location_count": 1,
      "location_summary": "Port Saint Lucie, Florida",
      "locations": [
        {
          "city": "Port Saint Lucie",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05646368"
    }
  ]
}