{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+Supplement%3A+Dietary+supplement%3A+Protein+intake&page=2",
    "query": {
      "intervention": "Dietary Supplement: Dietary supplement: Protein intake",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 47,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+Supplement%3A+Dietary+supplement%3A+Protein+intake&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+Supplement%3A+Dietary+supplement%3A+Protein+intake&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-12T15:01:45.287Z",
  "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": "NCT05007483",
      "title": "Efficacy of Diet on Quality of Life in Multiple Sclerosis",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Sclerosis, Relapsing-Remitting"
      ],
      "interventions": [
        {
          "name": "BodyBio Balance Oil",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Kirunal Fish Oil",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "BodyBio PC",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Modified Paleolithic Elimination diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Time Restricted Olive Oil Based (TROO) Ketogenic Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual diet with Dietary Guidelines for Americans Diet information",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "BEHAVIORAL"
      ],
      "sponsor": "Terry L. Wahls",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 162,
      "start_date": "2022-02-10",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-18",
      "last_synced_at": "2026-10-12T15:01:45.287Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05007483"
    },
    {
      "nct_id": "NCT06733857",
      "title": "The Environmental Costs of Building Human Muscle",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Greenhouse Gas Emissions",
        "Water Use",
        "Land Use"
      ],
      "interventions": [
        {
          "name": "VEG2",
          "type": "BEHAVIORAL"
        },
        {
          "name": "OMNI2",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Game Changers Institute",
      "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": 22,
      "start_date": "2018-05-01",
      "completion_date": "2020-03-01",
      "has_results": false,
      "last_update_posted_date": "2024-12-13",
      "last_synced_at": "2026-10-12T15:01:45.287Z",
      "location_count": 1,
      "location_summary": "Laguna Niguel, California",
      "locations": [
        {
          "city": "Laguna Niguel",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06733857"
    },
    {
      "nct_id": "NCT01221129",
      "title": "Zinc and the Synthesis of Zinc Binding Proteins (Protocol B)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Zinc Deficiency"
      ],
      "interventions": [
        {
          "name": "Acclimation",
          "type": "OTHER"
        },
        {
          "name": "Dietary zinc depletion",
          "type": "OTHER"
        },
        {
          "name": "Dietary zinc repletion",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "35 Years",
        "sex": "MALE",
        "summary": "21 Years to 35 Years · Male only"
      },
      "enrollment_count": 10,
      "start_date": "2009-10",
      "completion_date": "2010-03",
      "has_results": false,
      "last_update_posted_date": "2011-09-20",
      "last_synced_at": "2026-10-12T15:01:45.287Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01221129"
    },
    {
      "nct_id": "NCT05912257",
      "title": "Preserving Physical Function in Older Adults With Cancer: Impact of an Optimizing Nutrition Intervention Applied Before and After Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Structured perioperative nutrition and exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nutrition and Exercise Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 188,
      "start_date": "2024-05-01",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-10-12T15:01:45.287Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05912257"
    },
    {
      "nct_id": "NCT02792270",
      "title": "Caloric Restriction In Sarcoma Patients Treated With Pre-Operative RT",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tumor Surgery"
      ],
      "interventions": [
        {
          "name": "Caloric Restriction Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2016-06",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2026-10-09",
      "last_synced_at": "2026-10-12T15:01:45.287Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02792270"
    },
    {
      "nct_id": "NCT04862208",
      "title": "Breakfast Consumption and Energy Balance in Active Adult Males",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Energy Intake",
        "Substrate Utilization",
        "Hormones",
        "Satiety"
      ],
      "interventions": [
        {
          "name": "Maltodextrin supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Whey supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Water",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Ohio University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "MALE",
        "summary": "18 Years to 45 Years · Male only"
      },
      "enrollment_count": 10,
      "start_date": "2021-05-06",
      "completion_date": "2023-05-01",
      "has_results": false,
      "last_update_posted_date": "2023-09-07",
      "last_synced_at": "2026-10-12T15:01:45.287Z",
      "location_count": 1,
      "location_summary": "Athens, Ohio",
      "locations": [
        {
          "city": "Athens",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04862208"
    },
    {
      "nct_id": "NCT06694155",
      "title": "Whey Protein Ingestion and Glucose Control in Pre- and Post Diabetic Individuals",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prediabetes / Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "Whey Protein Isolate Crossover",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Arkansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "50 Years to 70 Years"
      },
      "enrollment_count": 40,
      "start_date": "2025-01-15",
      "completion_date": "2027-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-10-12T15:01:45.287Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06694155"
    },
    {
      "nct_id": "NCT04350762",
      "title": "Nutritional Supplementation in the Elderly With Weight Loss",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sarcopenia"
      ],
      "interventions": [
        {
          "name": "Protein shake + Fish Oil",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2019-09-05",
      "completion_date": "2020-12-15",
      "has_results": false,
      "last_update_posted_date": "2023-05-06",
      "last_synced_at": "2026-10-12T15:01:45.287Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04350762"
    },
    {
      "nct_id": "NCT07227363",
      "title": "Symptoms of Polycystic Ovarian Syndrome Ameliorated by Keto-Adaptation Pilot",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PCOS (Polycystic Ovary Syndrome)"
      ],
      "interventions": [
        {
          "name": "Ketogenic diet",
          "type": "OTHER"
        },
        {
          "name": "Exogenous Ketone Supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2026-12-01",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-10-12T15:01:45.287Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07227363"
    },
    {
      "nct_id": "NCT06256276",
      "title": "Nutritional Therapy for Autonomic Dysfunction in Elderly Heart Failure Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Whey protein powder and L-carnitine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Maltodextrin placebo powder and Psyllium Husk capsules",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Arkansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "90 Years",
        "sex": "FEMALE",
        "summary": "60 Years to 90 Years · Female only"
      },
      "enrollment_count": 21,
      "start_date": "2016-07-26",
      "completion_date": "2018-02-01",
      "has_results": false,
      "last_update_posted_date": "2024-02-13",
      "last_synced_at": "2026-10-12T15:01:45.287Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06256276"
    }
  ]
}