{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lutein+supplement&page=2",
    "query": {
      "intervention": "Lutein supplement",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lutein+supplement&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T09:11:20.593Z",
  "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": "NCT01859390",
      "title": "Effects of an Antioxidant-Enriched Multivitamin Supplement on Inflammation and Oxidative Stress in Cystic Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "AquADEKs-2",
          "type": "DRUG"
        },
        {
          "name": "control multivitamin",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "10 Years and older"
      },
      "enrollment_count": 73,
      "start_date": "2013-06",
      "completion_date": "2016-07",
      "has_results": true,
      "last_update_posted_date": "2017-07-14",
      "last_synced_at": "2026-09-26T09:11:20.593Z",
      "location_count": 15,
      "location_summary": "Tucson, Arizona • Aurora, Colorado • Orlando, Florida + 12 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01859390"
    },
    {
      "nct_id": "NCT06270680",
      "title": "Carotenoids for Collision Athletes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Head Injury",
        "Carotenoids"
      ],
      "interventions": [
        {
          "name": "Vision Edge Pro",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Penn State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2024-08-01",
      "completion_date": "2024-11-22",
      "has_results": false,
      "last_update_posted_date": "2025-03-11",
      "last_synced_at": "2026-09-26T09:11:20.593Z",
      "location_count": 1,
      "location_summary": "University Park, Pennsylvania",
      "locations": [
        {
          "city": "University Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06270680"
    },
    {
      "nct_id": "NCT03866005",
      "title": "Prospective Study of Adjunctive Carotenoids Plus Anti-oxidants in Anti-VEGF Treated Diabetic Macular Edema",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Center-involved Diabetic Macular Edema (CI-DME)"
      ],
      "interventions": [
        {
          "name": "Diabetes Visual Function Study (DiVFuSS) softgels",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "canola oil placebo softgels, 2 per day",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "ZeaVision, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 150,
      "start_date": "2019-11-01",
      "completion_date": "2021-11-01",
      "has_results": false,
      "last_update_posted_date": "2020-07-02",
      "last_synced_at": "2026-09-26T09:11:20.593Z",
      "location_count": 2,
      "location_summary": "Olympia, Washington • Tacoma, Washington",
      "locations": [
        {
          "city": "Olympia",
          "state": "Washington"
        },
        {
          "city": "Tacoma",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03866005"
    },
    {
      "nct_id": "NCT02457078",
      "title": "Investigating the Effects of Nutrition on the Maturation of Brain Networks Associated With Memory in Infants",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Postnatal Dietary Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control Supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Illinois at Urbana-Champaign",
      "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": 60,
      "start_date": "2015-02",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2017-05-04",
      "last_synced_at": "2026-09-26T09:11:20.593Z",
      "location_count": 1,
      "location_summary": "Urbana, Illinois",
      "locations": [
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02457078"
    },
    {
      "nct_id": "NCT04983017",
      "title": "2021 PMT iAge® Intervention Trial by Edifice Health",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Inflammation",
        "Inflammaging"
      ],
      "interventions": [
        {
          "name": "Dietary supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Edifice Health",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 781,
      "start_date": "2021-08-10",
      "completion_date": "2022-09-09",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-09-26T09:11:20.593Z",
      "location_count": 2,
      "location_summary": "Greenbrae, California • Suwanee, Georgia",
      "locations": [
        {
          "city": "Greenbrae",
          "state": "California"
        },
        {
          "city": "Suwanee",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04983017"
    },
    {
      "nct_id": "NCT04741763",
      "title": "\"Night Vision and Carotenoids\"",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "EyePromise Visual Edge",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Robert Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2018-02-13",
      "completion_date": "2020-08-20",
      "has_results": false,
      "last_update_posted_date": "2021-02-05",
      "last_synced_at": "2026-09-26T09:11:20.593Z",
      "location_count": 2,
      "location_summary": "North Chicago, Illinois • Oak Lawn, Illinois",
      "locations": [
        {
          "city": "North Chicago",
          "state": "Illinois"
        },
        {
          "city": "Oak Lawn",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04741763"
    },
    {
      "nct_id": "NCT01803594",
      "title": "Feeding Trial to Determine How Combinations of Different Dietary Bioactive Ingredients Influence High Density Lipoprotein (HDL) Metabolism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dyslipidemia"
      ],
      "interventions": [
        {
          "name": "Krill Oil",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Lutein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Nicotinic acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Dairy phospholipids",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "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": 18,
      "start_date": "2012-08",
      "completion_date": "2015-03-13",
      "has_results": false,
      "last_update_posted_date": "2022-09-30",
      "last_synced_at": "2026-09-26T09:11:20.593Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01803594"
    },
    {
      "nct_id": "NCT05130905",
      "title": "RiteStart Personal Nutritional Dietary Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Nutrition"
      ],
      "interventions": [
        {
          "name": "RiteStart Supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "4Life Research, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2017-09-01",
      "completion_date": "2017-12-20",
      "has_results": false,
      "last_update_posted_date": "2021-11-23",
      "last_synced_at": "2026-09-26T09:11:20.593Z",
      "location_count": 1,
      "location_summary": "Sandy City, Utah",
      "locations": [
        {
          "city": "Sandy City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05130905"
    },
    {
      "nct_id": "NCT07513597",
      "title": "Assessment of the Effects of a Daily Supplement 4Life Transfer Factor Vista Containing AREDS2 Formula on Skin Carotenoid Levels Using a Non-invasive Detection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Skin Carotenoids"
      ],
      "interventions": [
        {
          "name": "Dietary Supplement",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "4Life Research, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2025-10-16",
      "completion_date": "2026-02-14",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-09-26T09:11:20.593Z",
      "location_count": 1,
      "location_summary": "Sandy City, Utah",
      "locations": [
        {
          "city": "Sandy City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07513597"
    },
    {
      "nct_id": "NCT05481450",
      "title": "Efficacy and Safety Safety of Nutritears® in Adults With Dry Eye Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dry Eye",
        "Dry Eye Syndromes"
      ],
      "interventions": [
        {
          "name": "Blink NutriTears",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Applied Science & Performance Institute",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 131,
      "start_date": "2022-08-15",
      "completion_date": "2023-05-22",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-09-26T09:11:20.593Z",
      "location_count": 3,
      "location_summary": "Lutz, Florida • Tampa, Florida",
      "locations": [
        {
          "city": "Lutz",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05481450"
    }
  ]
}