{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+Supplement&page=16",
    "query": {
      "intervention": "Dietary Supplement",
      "page": 16
    },
    "page_size": 10
  },
  "pagination": {
    "page": 16,
    "page_size": 10,
    "total_count": 5620,
    "total_pages": 562,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+Supplement&page=17&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+Supplement&page=15&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T19:17:33.917Z",
  "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": "NCT07160712",
      "title": "Radicle Relief 24_RLN: A Study Assessing the Impact of Health and Wellness Products on Pain and Related Health Outcomes.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Relief Product Placebo Control",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Relief Active Product 1",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Relief Active Product 2",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Relief Active Product 3",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Radicle Science",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "105 Years",
        "sex": "ALL",
        "summary": "21 Years to 105 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2025-09-04",
      "completion_date": "2025-12-08",
      "has_results": false,
      "last_update_posted_date": "2025-12-11",
      "last_synced_at": "2026-10-08T19:17:33.917Z",
      "location_count": 1,
      "location_summary": "Del Mar, California",
      "locations": [
        {
          "city": "Del Mar",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07160712"
    },
    {
      "nct_id": "NCT05972694",
      "title": "Effect of Grapes in Inflammatory Bowel Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Crohn Disease"
      ],
      "interventions": [
        {
          "name": "Freeze dried grape powder",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Case Western Reserve University",
      "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": 21,
      "start_date": "2024-09-16",
      "completion_date": "2026-02-15",
      "has_results": false,
      "last_update_posted_date": "2026-03-05",
      "last_synced_at": "2026-10-08T19:17:33.917Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05972694"
    },
    {
      "nct_id": "NCT01497431",
      "title": "Se-Methyl-Seleno-L-Cysteine or Selenomethionine in Preventing Prostate Cancer in Healthy Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "No Evidence of Disease",
        "Prostate Carcinoma"
      ],
      "interventions": [
        {
          "name": "Selenium",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Methylselenocysteine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "40 Years to 80 Years · Male only"
      },
      "enrollment_count": 66,
      "start_date": "2011-11",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2014-11-26",
      "last_synced_at": "2026-10-08T19:17:33.917Z",
      "location_count": 3,
      "location_summary": "Chicago, Illinois • Buffalo, New York • Nashville, Tennessee",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01497431"
    },
    {
      "nct_id": "NCT04597502",
      "title": "The Effects of Terminalia Chebula Fruit Extract on the Gut Microbiome and Skin Biophysical Properties",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Human Microbiome"
      ],
      "interventions": [
        {
          "name": "Terminalia Chebula fruit extract",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Topical Terminalia Chebula",
          "type": "OTHER"
        },
        {
          "name": "Topical Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Integrative Skin Science and Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "25 Years to 55 Years · Female only"
      },
      "enrollment_count": 58,
      "start_date": "2020-10-15",
      "completion_date": "2022-09-01",
      "has_results": false,
      "last_update_posted_date": "2022-11-15",
      "last_synced_at": "2026-10-08T19:17:33.917Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04597502"
    },
    {
      "nct_id": "NCT02847975",
      "title": "Sodium Nitrate to Improve Blood Flow",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Becker Muscular Dystrophy"
      ],
      "interventions": [
        {
          "name": "Sodium nitrate",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "15 Years to 55 Years · Male only"
      },
      "enrollment_count": 11,
      "start_date": "2013-10",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2018-08-06",
      "last_synced_at": "2026-10-08T19:17:33.917Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02847975"
    },
    {
      "nct_id": "NCT04208256",
      "title": "Food Intake and the Adolescent Brain",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Feeding Behavior",
        "Brain",
        "Adolescent"
      ],
      "interventions": [
        {
          "name": "Energy Stimulus",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "13 Years to 18 Years"
      },
      "enrollment_count": 63,
      "start_date": "2019-12-30",
      "completion_date": "2024-09-30",
      "has_results": false,
      "last_update_posted_date": "2025-06-08",
      "last_synced_at": "2026-10-08T19:17:33.917Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04208256"
    },
    {
      "nct_id": "NCT03586102",
      "title": "Effect of Increased Enteral Protein on Body Composition of Preterm Infants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Premature Infant"
      ],
      "interventions": [
        {
          "name": "High protein supplementation",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Standard protein supplementation",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "21 Days",
        "sex": "ALL",
        "summary": "1 Day to 21 Days"
      },
      "enrollment_count": 56,
      "start_date": "2018-08-23",
      "completion_date": "2025-04-24",
      "has_results": false,
      "last_update_posted_date": "2025-05-28",
      "last_synced_at": "2026-10-08T19:17:33.917Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03586102"
    },
    {
      "nct_id": "NCT07712653",
      "title": "Effects of Creatine and Carbohydrate Supplementation on Endurance Performance",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Exercise Performance Recovery"
      ],
      "interventions": [
        {
          "name": "Creatine Monohydrate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Carbohydrate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Creatine Monohydrate and Carbohydrate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "placebo solution",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "California Polytechnic State University-San Luis Obispo",
      "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": 12,
      "start_date": "2026-07-15",
      "completion_date": "2026-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-21",
      "last_synced_at": "2026-10-08T19:17:33.917Z",
      "location_count": 1,
      "location_summary": "San Luis Obispo, California",
      "locations": [
        {
          "city": "San Luis Obispo",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07712653"
    },
    {
      "nct_id": "NCT07262775",
      "title": "Radicle Relief RAL™: A Study Assessing the Impact of Health and Wellness Products on Pain Relief and Related Health Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain Interference"
      ],
      "interventions": [
        {
          "name": "Pain Relief Supplement Product Placebo Control",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Pain Relief Supplement Active Product 1",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Radicle Science",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "105 Years",
        "sex": "ALL",
        "summary": "21 Years to 105 Years"
      },
      "enrollment_count": 650,
      "start_date": "2025-12-18",
      "completion_date": "2026-07-08",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-10-08T19:17:33.917Z",
      "location_count": 1,
      "location_summary": "Del Mar, California",
      "locations": [
        {
          "city": "Del Mar",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07262775"
    },
    {
      "nct_id": "NCT05518019",
      "title": "An Exploratory Investigation of a CBD Supplement's Impact on Sleep, Stress, and Focus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety",
        "Fear",
        "Stress",
        "Low Mood",
        "Sleep"
      ],
      "interventions": [
        {
          "name": "The Daily Supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Prima CBD",
      "sponsor_class": "INDUSTRY",
      "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": "2022-02-14",
      "completion_date": "2022-06-29",
      "has_results": false,
      "last_update_posted_date": "2022-08-31",
      "last_synced_at": "2026-10-08T19:17:33.917Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05518019"
    }
  ]
}