{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=lutein",
    "query": {
      "intervention": "lutein"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 58,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=lutein&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-09T10:10:19.492Z",
  "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": "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": "2026-09-09T10:10:19.492Z",
      "location_count": 1,
      "location_summary": "Sandy City, Utah",
      "locations": [
        {
          "city": "Sandy City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05130905"
    },
    {
      "nct_id": "NCT03771807",
      "title": "Efficacy of a Nutritional Supplement on Skin Health in Generally Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Skin Health"
      ],
      "interventions": [
        {
          "name": "Beauty From Within",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Facial cleansing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Pharmanex",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "40 Years to 60 Years"
      },
      "enrollment_count": 60,
      "start_date": "2020-01-14",
      "completion_date": "2020-06-20",
      "has_results": false,
      "last_update_posted_date": "2020-07-09",
      "last_synced_at": "2026-09-09T10:10:19.492Z",
      "location_count": 1,
      "location_summary": "High Point, North Carolina",
      "locations": [
        {
          "city": "High Point",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03771807"
    },
    {
      "nct_id": "NCT03769779",
      "title": "Evaluation of the Benefits of FloraGLO™ Lutein on Skin Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aging",
        "Wrinkle",
        "Skin Elasticity",
        "Healthy",
        "Hydration"
      ],
      "interventions": [
        {
          "name": "FloraGLO Lutein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Safflower Oil",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Kemin Foods LC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 65 Years · Female only"
      },
      "enrollment_count": 60,
      "start_date": "2019-03-06",
      "completion_date": "2020-03-30",
      "has_results": false,
      "last_update_posted_date": "2021-02-03",
      "last_synced_at": "2026-09-09T10:10:19.492Z",
      "location_count": 1,
      "location_summary": "Port Chester, New York",
      "locations": [
        {
          "city": "Port Chester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03769779"
    },
    {
      "nct_id": "NCT05177679",
      "title": "Enhancing Children's Cognitive Function and Achievement Through Carotenoid Consumption",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cognitive Change",
        "Achievement",
        "Macular Pigmentation"
      ],
      "interventions": [
        {
          "name": "Active supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo control",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Illinois at Urbana-Champaign",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "10 Years",
        "sex": "ALL",
        "summary": "8 Years to 10 Years"
      },
      "enrollment_count": 113,
      "start_date": "2022-06-23",
      "completion_date": "2026-07-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-27",
      "last_synced_at": "2026-09-09T10:10:19.492Z",
      "location_count": 1,
      "location_summary": "Urbana, Illinois",
      "locations": [
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05177679"
    },
    {
      "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": "2026-09-09T10:10:19.492Z",
      "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"
    },
    {
      "nct_id": "NCT00345176",
      "title": "Age-Related Eye Disease Study 2 (AREDS2)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Age-related Macular Degeneration",
        "Cataract"
      ],
      "interventions": [
        {
          "name": "Lutein/zeaxanthin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "DHA/EPA",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Lutein/zeaxanthin and DHA/EPA",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "National Eye Institute (NEI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 4203,
      "start_date": "2006-09",
      "completion_date": "2012-10",
      "has_results": true,
      "last_update_posted_date": "2015-05-05",
      "last_synced_at": "2026-09-09T10:10:19.492Z",
      "location_count": 91,
      "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • Beverly Hills, California + 72 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00345176"
    },
    {
      "nct_id": "NCT00636350",
      "title": "Bioavailability of Pepper Carotenoids in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Pepper",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Tufts University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "40 Years to 70 Years"
      },
      "enrollment_count": 5,
      "start_date": "2007-09",
      "completion_date": "2010-06-30",
      "has_results": false,
      "last_update_posted_date": "2017-10-12",
      "last_synced_at": "2026-09-09T10:10:19.492Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00636350"
    },
    {
      "nct_id": "NCT06892444",
      "title": "Sweet Corn and Carotenoids",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Carotenoids"
      ],
      "interventions": [
        {
          "name": "Yellow Sweet Corn",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "White Sweet Corn",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 40,
      "start_date": "2025-05-14",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-09-09T10:10:19.492Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06892444"
    },
    {
      "nct_id": "NCT06848101",
      "title": "Eye and Carotenoid Augmentation Research and Evaluation (EyeCARE)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vision",
        "Eye Health"
      ],
      "interventions": [
        {
          "name": "Carotenoid Group",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control (placebo) group",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Illinois at Urbana-Champaign",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "20 Years to 45 Years"
      },
      "enrollment_count": 40,
      "start_date": "2024-03-15",
      "completion_date": "2025-03-14",
      "has_results": false,
      "last_update_posted_date": "2025-02-26",
      "last_synced_at": "2026-09-09T10:10:19.492Z",
      "location_count": 1,
      "location_summary": "Urbana, Illinois",
      "locations": [
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06848101"
    },
    {
      "nct_id": "NCT05283941",
      "title": "Pistachios and Neural Macular Pigment",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Macular Degeneration",
        "Retinal Degeneration",
        "Retinal Diseases",
        "Eye Diseases"
      ],
      "interventions": [
        {
          "name": "Pistachio Group",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Tufts University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "40 Years to 70 Years"
      },
      "enrollment_count": 40,
      "start_date": "2022-06-10",
      "completion_date": "2023-11-30",
      "has_results": false,
      "last_update_posted_date": "2023-03-09",
      "last_synced_at": "2026-09-09T10:10:19.492Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05283941"
    }
  ]
}