{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ingestion+of+protein&page=2",
    "query": {
      "intervention": "Ingestion of protein",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 117,
    "total_pages": 12,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ingestion+of+protein&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ingestion+of+protein&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-05T06:30:12.870Z",
  "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": "NCT01740076",
      "title": "Soy Nuts and Cardiovascular Risk in Postmenopausal Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postmenopausal Women"
      ],
      "interventions": [
        {
          "name": "soy nuts",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 84,
      "start_date": "2001-09",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2025-05-22",
      "last_synced_at": "2026-10-05T06:30:12.870Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01740076"
    },
    {
      "nct_id": "NCT04621175",
      "title": "Effects of Essential Amino Acid-enriched Whey and Carbohydrate Co-ingestion on Protein Kinetics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Energy Deficit"
      ],
      "interventions": [
        {
          "name": "EAA+W & Carbohydrate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "EAA+W & EAA",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "United States Army Research Institute of Environmental Medicine",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 17,
      "start_date": "2020-09-09",
      "completion_date": "2022-08-23",
      "has_results": false,
      "last_update_posted_date": "2025-01-27",
      "last_synced_at": "2026-10-05T06:30:12.870Z",
      "location_count": 1,
      "location_summary": "Natick, Massachusetts",
      "locations": [
        {
          "city": "Natick",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04621175"
    },
    {
      "nct_id": "NCT07020741",
      "title": "Stable Isotopes- Adults With Obesity",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obese Patients (BMI ≥ 30 kg/m²)",
        "Glucose Metabolism",
        "Protein Metabolism"
      ],
      "interventions": [
        {
          "name": "Indispensable Amino Acid Oxidation",
          "type": "PROCEDURE"
        },
        {
          "name": "Stable Isotope Oral Glucose Tolerance Test",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Illinois at Urbana-Champaign",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "19 Years to 59 Years"
      },
      "enrollment_count": 8,
      "start_date": "2025-09-12",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-10-05T06:30:12.870Z",
      "location_count": 1,
      "location_summary": "Urbana, Illinois",
      "locations": [
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07020741"
    },
    {
      "nct_id": "NCT02187341",
      "title": "Effects of Exercise and 5-HTP on Cortisol Levels",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Plasma Cortisol"
      ],
      "interventions": [
        {
          "name": "5-HTP",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Benedictine University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 12,
      "start_date": "2014-06",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2014-07-11",
      "last_synced_at": "2026-10-05T06:30:12.870Z",
      "location_count": 1,
      "location_summary": "Lisle, Illinois",
      "locations": [
        {
          "city": "Lisle",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02187341"
    },
    {
      "nct_id": "NCT06016478",
      "title": "The Effect of 4 Weeks of L-Citrulline Supplementation on Macro- and Microvascular Function in Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "L-citrulline",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Texas Tech University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 36,
      "start_date": "2023-05-01",
      "completion_date": "2024-07-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-15",
      "last_synced_at": "2026-10-05T06:30:12.870Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06016478"
    },
    {
      "nct_id": "NCT04939792",
      "title": "Optimization of Blood Levels of 25(OH)-Vitamin D in African Americans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "Vitamin D",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Vitamin D + L-cysteine",
          "type": "DRUG"
        },
        {
          "name": "L-cysteine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Louisiana State University Health Sciences Center Shreveport",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 165,
      "start_date": "2020-11-06",
      "completion_date": "2022-10-31",
      "has_results": false,
      "last_update_posted_date": "2023-06-08",
      "last_synced_at": "2026-10-05T06:30:12.870Z",
      "location_count": 1,
      "location_summary": "Shreveport, Louisiana",
      "locations": [
        {
          "city": "Shreveport",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04939792"
    },
    {
      "nct_id": "NCT02389062",
      "title": "Noninvasive Markers of Gluten Ingestion in Celiac Disease Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adult Form of Celiac Disease"
      ],
      "interventions": [
        {
          "name": "Administration of gluten( food /wheat protein) capsules or placebo(cornstarch) capsules and tests for novel markers will be done at intervals.",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 5,
      "start_date": "2015-02-11",
      "completion_date": "2017-02-11",
      "has_results": false,
      "last_update_posted_date": "2019-07-19",
      "last_synced_at": "2026-10-05T06:30:12.870Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02389062"
    },
    {
      "nct_id": "NCT01099410",
      "title": "Apoptotic Cell (AC) Uptake by Human Alveolar Macrophages (AM)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Fiberoptic bronchoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "intravenous catheter",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 17,
      "start_date": "2010-02",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-01-06",
      "last_synced_at": "2026-10-05T06:30:12.870Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01099410"
    },
    {
      "nct_id": "NCT00732524",
      "title": "Combination of Sulfonylureas and Insulin Glargine Outpatient Therapy for Unstable Diabetes and Impending DKA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "Glipizide",
          "type": "DRUG"
        },
        {
          "name": "Glipizide and Glargine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cook County Health",
      "sponsor_class": "OTHER_GOV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 80,
      "start_date": "2004-09",
      "completion_date": "2006-04",
      "has_results": false,
      "last_update_posted_date": "2008-08-12",
      "last_synced_at": "2026-10-05T06:30:12.870Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00732524"
    },
    {
      "nct_id": "NCT05619809",
      "title": "Chronic Thermogenic Dietary Supplement Consumption",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Body Composition Changes",
        "Body Weight Changes",
        "Anthropometric Changes",
        "Metabolism Changes",
        "Hemodynamic Changes"
      ],
      "interventions": [
        {
          "name": "Thermogenic dietary supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Protein supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Texas Tech University",
      "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": 52,
      "start_date": "2023-01-17",
      "completion_date": "2023-05-15",
      "has_results": false,
      "last_update_posted_date": "2023-10-10",
      "last_synced_at": "2026-10-05T06:30:12.870Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05619809"
    }
  ]
}