{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%28Supplement+B%29",
    "query": {
      "intervention": "Placebo (Supplement B)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 48,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%28Supplement+B%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T04:03:34.081Z",
  "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": "NCT03748017",
      "title": "The Probiotic for Oral Health (PRO Health) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Oral Microbiome"
      ],
      "interventions": [
        {
          "name": "Placebo-Control Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Streptococcus-Containing Probiotic Supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 26,
      "start_date": "2018-09-04",
      "completion_date": "2021-10-01",
      "has_results": false,
      "last_update_posted_date": "2023-11-28",
      "last_synced_at": "2026-09-25T04:03:34.081Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03748017"
    },
    {
      "nct_id": "NCT00617617",
      "title": "The Specific Role of Isoflavones in Reducing Prostate Cancer Risk",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Prevastein HC®",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "50 Years to 80 Years · Male only"
      },
      "enrollment_count": 52,
      "start_date": "2002-02",
      "completion_date": "2007-05",
      "has_results": false,
      "last_update_posted_date": "2012-09-24",
      "last_synced_at": "2026-09-25T04:03:34.081Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00617617"
    },
    {
      "nct_id": "NCT07196046",
      "title": "Product Responsiveness to Enhanced Bioavailability Curcumin Dietary Supplements in Adults",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Joint Discomfort",
        "Quality of Life (QOL)"
      ],
      "interventions": [
        {
          "name": "Supplement 2",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Supplement 3",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Supplement 1",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Ultra Botanica LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "30 Years to 85 Years"
      },
      "enrollment_count": 30,
      "start_date": "2025-12-10",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2026-02-13",
      "last_synced_at": "2026-09-25T04:03:34.081Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07196046"
    },
    {
      "nct_id": "NCT07475546",
      "title": "Combination Gerotherapeutic Interventions for Healthspan Improvement",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Healthspan Improvement",
        "Aging",
        "Longevity"
      ],
      "interventions": [
        {
          "name": "Rapamycin",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "NAD+",
          "type": "DRUG"
        },
        {
          "name": "GSH",
          "type": "DRUG"
        },
        {
          "name": "Infinite Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo/control",
          "type": "DRUG"
        },
        {
          "name": "B12",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Intervention: Guided Meditation Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control: Podcast Listening Activity",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control: Standard Exercise Regimen",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Intervention: Structured Exercise Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT",
        "BEHAVIORAL"
      ],
      "sponsor": "AgelessRx",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "60 Years to 80 Years"
      },
      "enrollment_count": 30,
      "start_date": "2025-07-23",
      "completion_date": "2026-04",
      "has_results": false,
      "last_update_posted_date": "2026-03-16",
      "last_synced_at": "2026-09-25T04:03:34.081Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07475546"
    },
    {
      "nct_id": "NCT05137067",
      "title": "A Novel Approach for Alleviating the Side Effects of Chemotherapeutic Agents.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Lung Cancer",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Chemotherapeutic agent A(Docetaxel),B(Cisplatin) or C(Docetaxel) plus Dietary Supplement (RaproCell)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Chemotherapeutic agent A(Docetaxel),B(Cisplatin) or C(Docetaxel) plus placebo",
          "type": "DRUG"
        },
        {
          "name": "Chemotherapeutic agent A(Docetaxel),B(Cisplatin) or C(Docetaxel).",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "Optimal Health Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "25 Years to 75 Years"
      },
      "enrollment_count": 90,
      "start_date": "2021-01-20",
      "completion_date": "2023-05-25",
      "has_results": false,
      "last_update_posted_date": "2025-03-21",
      "last_synced_at": "2026-09-25T04:03:34.081Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05137067"
    },
    {
      "nct_id": "NCT06620523",
      "title": "Prevent Cardiac Surgery Associated AKI Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Renal Failure",
        "Coronary Artery Disease",
        "Surgery",
        "Surgery-Complications"
      ],
      "interventions": [
        {
          "name": "CoQ10 1200 mg orally with Glutathione 1000 mg orally",
          "type": "DRUG"
        },
        {
          "name": "Group B: Placebo CoQ10 orally and Placebo Glutathione orally",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "George Washington University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 242,
      "start_date": "2024-07-18",
      "completion_date": "2028-06-17",
      "has_results": false,
      "last_update_posted_date": "2025-10-08",
      "last_synced_at": "2026-09-25T04:03:34.081Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06620523"
    },
    {
      "nct_id": "NCT02091193",
      "title": "Effects of Krill Oil on Endothelial Function in Patients With Type 2 Diabetes Mellitus",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Type II Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Krill Oil (Supplement A)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo (Supplement B)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Danbury Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 47,
      "start_date": "2012-03",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2016-08-10",
      "last_synced_at": "2026-09-25T04:03:34.081Z",
      "location_count": 1,
      "location_summary": "Danbury, Connecticut",
      "locations": [
        {
          "city": "Danbury",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02091193"
    },
    {
      "nct_id": "NCT04877366",
      "title": "Evaluate Effects of Sprinkled Format REDUCOSE in a Carbohydrate-rich, Mixed Meal on Post-prandial Glycemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dietary Supplement"
      ],
      "interventions": [
        {
          "name": "Dietary Supplement: Sprinkled Format REDUCOSE.",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Reference control",
          "type": "OTHER"
        },
        {
          "name": "Active comparator",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Société des Produits Nestlé (SPN)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2021-07-21",
      "completion_date": "2021-12-01",
      "has_results": false,
      "last_update_posted_date": "2024-10-15",
      "last_synced_at": "2026-09-25T04:03:34.081Z",
      "location_count": 1,
      "location_summary": "Tustin, California",
      "locations": [
        {
          "city": "Tustin",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04877366"
    },
    {
      "nct_id": "NCT01641341",
      "title": "Irritable Bowel Syndrome Evaluation and Treatment in Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Irritable Bowel Syndrome"
      ],
      "interventions": [
        {
          "name": "Bifidobacterium infantis",
          "type": "DRUG"
        },
        {
          "name": "Pancrelipase",
          "type": "DRUG"
        },
        {
          "name": "Nitazoxanide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "American Academy of Family Physicians",
      "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": 61,
      "start_date": "2010-11",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2019-01-23",
      "last_synced_at": "2026-09-25T04:03:34.081Z",
      "location_count": 9,
      "location_summary": "Lomita, California • Leawood, Kansas • Baton Rouge, Louisiana + 4 more",
      "locations": [
        {
          "city": "Lomita",
          "state": "California"
        },
        {
          "city": "Leawood",
          "state": "Kansas"
        },
        {
          "city": "Leawood",
          "state": "Kansas"
        },
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        },
        {
          "city": "Sikeston",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01641341"
    },
    {
      "nct_id": "NCT07041489",
      "title": "Evaluating the Combined Use of Supplement and Serum in Promoting Hair Growth in Women With Self-perceived Thinning Hair",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hair Thinning"
      ],
      "interventions": [
        {
          "name": "Active Comparator- Xtressé™ Supplement and Serum",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Comparator- Placebo Supplement and Serum",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "The Center for Clinical and Cosmetic Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "28 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "28 Years to 65 Years · Female only"
      },
      "enrollment_count": 85,
      "start_date": "2025-05-20",
      "completion_date": "2026-03-30",
      "has_results": false,
      "last_update_posted_date": "2025-06-27",
      "last_synced_at": "2026-09-25T04:03:34.081Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Aventura, Florida",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Aventura",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07041489"
    }
  ]
}