{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Astaxanthin+formulation",
    "query": {
      "intervention": "Astaxanthin formulation"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T21:15:10.800Z",
  "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": "NCT03209895",
      "title": "Study to Evaluate the Safety and Efficacy of a Proprietary \"Joint Health\" Dietary Supplement in Subjects With Joint and Connective Tissue Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Joint Pain"
      ],
      "interventions": [
        {
          "name": "Joint Health Product",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Glucosamine / Chondroitin",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "U.S. Nutraceuticals, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 135,
      "start_date": "2010-10-08",
      "completion_date": "2011-06-13",
      "has_results": false,
      "last_update_posted_date": "2017-07-06",
      "last_synced_at": "2026-09-07T21:15:10.800Z",
      "location_count": 1,
      "location_summary": "Sausalito, California",
      "locations": [
        {
          "city": "Sausalito",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03209895"
    },
    {
      "nct_id": "NCT02397811",
      "title": "Astaxanthin Formulation Bioavailability",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bioavailability of Astaxanthin Formulations"
      ],
      "interventions": [
        {
          "name": "Enteric Coated Softgels",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Liposomal astaxanthin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Standard Softgel",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Astaxanthin Water Soluble Emulsion",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Astaxanthin Water Dispersible Powder",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Standard Softgel with Astaxanthin Gel",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Cyanotech Corporation",
      "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": 12,
      "start_date": "2015-06",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-08-09",
      "last_synced_at": "2026-09-07T21:15:10.800Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02397811"
    },
    {
      "nct_id": "NCT04048031",
      "title": "Efficacy and Safety of a Nutraceutical Supplement With Standardized Botanicals in Peri-menopausal and Menopausal Women With Thinning Hair",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hair Thinning"
      ],
      "interventions": [
        {
          "name": "Nutrafol Supplement Capsules",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Capsules",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Ablon Skin Institute Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 65 Years · Female only"
      },
      "enrollment_count": 70,
      "start_date": "2019-06-19",
      "completion_date": "2020-09-30",
      "has_results": false,
      "last_update_posted_date": "2025-04-06",
      "last_synced_at": "2026-09-07T21:15:10.800Z",
      "location_count": 1,
      "location_summary": "Manhattan Beach, California",
      "locations": [
        {
          "city": "Manhattan Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04048031"
    },
    {
      "nct_id": "NCT03368872",
      "title": "Clinical Trial of Astaxanthin Formulation With Exercise in Sarcopenia Elderly",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sarcopenia"
      ],
      "interventions": [
        {
          "name": "Astaxanthin formulation",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Exercise training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Astavita, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "65 Years to 85 Years"
      },
      "enrollment_count": 41,
      "start_date": "2015-10",
      "completion_date": "2016-08",
      "has_results": false,
      "last_update_posted_date": "2017-12-11",
      "last_synced_at": "2026-09-07T21:15:10.800Z",
      "location_count": 2,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03368872"
    }
  ]
}