{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Whey+Protein+Isolate",
    "query": {
      "intervention": "Whey Protein Isolate"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 61,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Whey+Protein+Isolate&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T15:04:38.226Z",
  "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": "NCT02506218",
      "title": "Optimizing Meal and Snack Timing to Promote Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dietary Modification"
      ],
      "interventions": [
        {
          "name": "10 + 20 g protein consumption",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "30 g protein breakfast",
          "type": "OTHER"
        },
        {
          "name": "10 g protein breakfast",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "25 Years to 39 Years"
      },
      "enrollment_count": 12,
      "start_date": "2015-04",
      "completion_date": "2016-03",
      "has_results": false,
      "last_update_posted_date": "2018-01-12",
      "last_synced_at": "2026-09-03T15:04:38.226Z",
      "location_count": 1,
      "location_summary": "West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02506218"
    },
    {
      "nct_id": "NCT07420933",
      "title": "Pea vs Whey Protein Supplementation With Resistance Training on Young Adults' Strength, Body Composition, and Metabolic Parameters",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Subjects"
      ],
      "interventions": [
        {
          "name": "Protein Isolate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Progressive Resistance Exercise Training (PRE)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "BEHAVIORAL"
      ],
      "sponsor": "Texas Woman's University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 34,
      "start_date": "2024-02-03",
      "completion_date": "2025-12-06",
      "has_results": false,
      "last_update_posted_date": "2026-02-19",
      "last_synced_at": "2026-09-03T15:04:38.226Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07420933"
    },
    {
      "nct_id": "NCT06172543",
      "title": "The Effects of Nutritional Supplementation on Occupational Performance in Firefighters",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fatigue"
      ],
      "interventions": [
        {
          "name": "Creatine Monohydrate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Ward Dobbs",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "18 Years to 55 Years · Male only"
      },
      "enrollment_count": 30,
      "start_date": "2023-03-01",
      "completion_date": "2023-08-01",
      "has_results": false,
      "last_update_posted_date": "2023-12-15",
      "last_synced_at": "2026-09-03T15:04:38.226Z",
      "location_count": 1,
      "location_summary": "La Crosse, Wisconsin",
      "locations": [
        {
          "city": "La Crosse",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06172543"
    },
    {
      "nct_id": "NCT06232642",
      "title": "Effects of Lactoferrin-enriched Whey on Iron Status in Females",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Serum Ferritin"
      ],
      "interventions": [
        {
          "name": "Lactoferrin, iron and B12 in Whey Protein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Lactoferrin, Iron and B12 in Rice Protein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Lactoferrin, Iron and B12 in Maltrodextrin",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Utah State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 30 Years · Female only"
      },
      "enrollment_count": 82,
      "start_date": "2024-03-01",
      "completion_date": "2025-05-30",
      "has_results": false,
      "last_update_posted_date": "2025-01-28",
      "last_synced_at": "2026-09-03T15:04:38.226Z",
      "location_count": 1,
      "location_summary": "Logan, Utah",
      "locations": [
        {
          "city": "Logan",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06232642"
    },
    {
      "nct_id": "NCT03868631",
      "title": "Muscle Growth Following a Resistance Training Program in Men and Women Consuming Protein Supplements",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Skeletal Muscle Growth"
      ],
      "interventions": [
        {
          "name": "Whey protein supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Soy protein supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Point Loma Nazarene University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 61,
      "start_date": "2016-08-15",
      "completion_date": "2017-04-30",
      "has_results": true,
      "last_update_posted_date": "2020-02-27",
      "last_synced_at": "2026-09-03T15:04:38.226Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03868631"
    },
    {
      "nct_id": "NCT03424265",
      "title": "Nutritional Therapy Interventions in Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure NYHA Class II"
      ],
      "interventions": [
        {
          "name": "EAA mixture",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo (whey protein)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Arkansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "60 Years to 89 Years"
      },
      "enrollment_count": 63,
      "start_date": "2018-02-15",
      "completion_date": "2019-06-27",
      "has_results": true,
      "last_update_posted_date": "2021-07-12",
      "last_synced_at": "2026-09-03T15:04:38.226Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03424265"
    },
    {
      "nct_id": "NCT03190993",
      "title": "The DEB Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nutritional Physiological Phenomena",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Sugar Sweetened Solid Treatment",
          "type": "OTHER"
        },
        {
          "name": "Sugar Sweetened Beverage Treatment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2017-07-21",
      "completion_date": "2018-06-21",
      "has_results": true,
      "last_update_posted_date": "2020-10-19",
      "last_synced_at": "2026-09-03T15:04:38.226Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03190993"
    },
    {
      "nct_id": "NCT01154400",
      "title": "Hydrolyzed Casein and Whey Protein Supplementation and the Addition of Leucine to Induce Protein Anabolism in Malnourished COPD Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Casein protein hydrolysates",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Whey protein hydrolysates",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Casein protein hydrolysates + LEU",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Whey protein hydrolysates + LEU",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Texas A&M University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2009-05",
      "completion_date": "2011-07",
      "has_results": false,
      "last_update_posted_date": "2012-10-15",
      "last_synced_at": "2026-09-03T15:04:38.226Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01154400"
    },
    {
      "nct_id": "NCT03427879",
      "title": "Effect of Flavonoids on Gut Permeability in Cyclists",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Gut Permeability, Gut Inflammation"
      ],
      "interventions": [
        {
          "name": "Low flavonoid beverage",
          "type": "DRUG"
        },
        {
          "name": "High flavonoid beverage",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Utah State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 12,
      "start_date": "2018-09-14",
      "completion_date": "2019-07-31",
      "has_results": false,
      "last_update_posted_date": "2021-02-25",
      "last_synced_at": "2026-09-03T15:04:38.226Z",
      "location_count": 1,
      "location_summary": "Logan, Utah",
      "locations": [
        {
          "city": "Logan",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03427879"
    },
    {
      "nct_id": "NCT05972291",
      "title": "Mechanisms of Gulf War Illness",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gulf War Illness",
        "Irritable Bowel Syndrome",
        "Gastrointestinal Symptoms"
      ],
      "interventions": [
        {
          "name": "Oral Glutamine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control Arm",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 80,
      "start_date": "2023-10-16",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-09-03T15:04:38.226Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05972291"
    }
  ]
}