{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+Ultra+Processed+Food+Diet",
    "query": {
      "intervention": "High Ultra Processed Food Diet"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-13T22:42:14.530Z",
  "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": "NCT07717970",
      "title": "Metabolomics-Driven Insights Into Ultra-Processed Foods",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diet, Food and Nutrition"
      ],
      "interventions": [
        {
          "name": "UPF Test Diet A: Starchy, refined grains",
          "type": "OTHER"
        },
        {
          "name": "UPF Test Diet B: Meat, fish, and bread products",
          "type": "OTHER"
        },
        {
          "name": "UPF Diet C: Dairy products, including cheese and cream",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "20 Years to 65 Years"
      },
      "enrollment_count": 40,
      "start_date": "2027-01",
      "completion_date": "2028-03",
      "has_results": false,
      "last_update_posted_date": "2026-07-21",
      "last_synced_at": "2026-09-13T22:42:14.530Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07717970"
    },
    {
      "nct_id": "NCT06853288",
      "title": "Effects of Ultra Processed Food on Intestinal Energy Harvest",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity and Overweight"
      ],
      "interventions": [
        {
          "name": "Diet containing 80% ultra processed foods",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Diet containing 20% ultra processed foods",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "25 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2025-03-30",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-10-03",
      "last_synced_at": "2026-09-13T22:42:14.530Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06853288"
    },
    {
      "nct_id": "NCT05290064",
      "title": "Effect of Ultra-processed Versus Unprocessed Diets on Energy Metabolism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Diet",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Ultra-processed food, high energy density (UPF HL)",
          "type": "OTHER"
        },
        {
          "name": "Ultra-processed food, both low (UPF LL)",
          "type": "OTHER"
        },
        {
          "name": "Ultra-processed food, both high (UPF HH)",
          "type": "OTHER"
        },
        {
          "name": "Unprocessed food diet (UNF LL)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 38,
      "start_date": "2022-11-24",
      "completion_date": "2025-08-15",
      "has_results": true,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-09-13T22:42:14.530Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05290064"
    },
    {
      "nct_id": "NCT05628350",
      "title": "Highly Processed Foods and Vascular Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "No UPF controlled diet",
          "type": "OTHER"
        },
        {
          "name": "High UPF controlled diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Polytechnic Institute and State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "40 Years to 65 Years"
      },
      "enrollment_count": 17,
      "start_date": "2023-07-19",
      "completion_date": "2025-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-09-13T22:42:14.530Z",
      "location_count": 1,
      "location_summary": "Blacksburg, Virginia",
      "locations": [
        {
          "city": "Blacksburg",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05628350"
    },
    {
      "nct_id": "NCT06044285",
      "title": "Ultra Crave: An Investigation of Ultra-Processed Food",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Food Addiction"
      ],
      "interventions": [
        {
          "name": "Low UP (meals provided)",
          "type": "OTHER"
        },
        {
          "name": "Low UP (self-guided)",
          "type": "OTHER"
        },
        {
          "name": "Active Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "22 Years to 60 Years"
      },
      "enrollment_count": 210,
      "start_date": "2023-08-05",
      "completion_date": "2028-08-05",
      "has_results": false,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-09-13T22:42:14.530Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06044285"
    },
    {
      "nct_id": "NCT05358171",
      "title": "Ultra-processed Food Consumption, Gut Microbiota, and Glucose Homeostasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insulin Sensitivity",
        "24-hour Glucose Control"
      ],
      "interventions": [
        {
          "name": "HIgh UPF controlled diet",
          "type": "OTHER"
        },
        {
          "name": "No UPF controlled diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Polytechnic Institute and State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "40 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2023-03-15",
      "completion_date": "2025-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-14",
      "last_synced_at": "2026-09-13T22:42:14.530Z",
      "location_count": 1,
      "location_summary": "Blacksburg, Virginia",
      "locations": [
        {
          "city": "Blacksburg",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05358171"
    },
    {
      "nct_id": "NCT04308473",
      "title": "Analysis of MicroBial Metabolites After Eating Refined Food",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dietary Habits"
      ],
      "interventions": [
        {
          "name": "Ultra-processed Food Meal",
          "type": "OTHER"
        },
        {
          "name": "Whole Food Meal",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2020-09-01",
      "completion_date": "2026-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-09-13T22:42:14.530Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04308473"
    },
    {
      "nct_id": "NCT07318064",
      "title": "Ultra-processed Food Consumption and Health Pilot Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity & Overweight"
      ],
      "interventions": [
        {
          "name": "Purple Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ultra-processed diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 6,
      "start_date": "2026-03-11",
      "completion_date": "2026-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-29",
      "last_synced_at": "2026-09-13T22:42:14.530Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07318064"
    },
    {
      "nct_id": "NCT06310603",
      "title": "Determinants and Outcomes of High vs. Low Ultra-processed Feeding",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Nutrition"
      ],
      "interventions": [
        {
          "name": "Low-Processed Food Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Oklahoma State 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": 60,
      "start_date": "2023-08-09",
      "completion_date": "2025-08-09",
      "has_results": false,
      "last_update_posted_date": "2025-03-20",
      "last_synced_at": "2026-09-13T22:42:14.530Z",
      "location_count": 1,
      "location_summary": "Stillwater, Oklahoma",
      "locations": [
        {
          "city": "Stillwater",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06310603"
    },
    {
      "nct_id": "NCT05550818",
      "title": "Young Adult Eating Habits",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Eating Behavior",
        "Eating Habit"
      ],
      "interventions": [
        {
          "name": "High Ultra Processed Food Diet",
          "type": "OTHER"
        },
        {
          "name": "No Ultra Processed Food Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Polytechnic Institute and State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 36,
      "start_date": "2023-03-10",
      "completion_date": "2025-06-10",
      "has_results": true,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-09-13T22:42:14.530Z",
      "location_count": 2,
      "location_summary": "Blacksburg, Virginia • Roanoke, Virginia",
      "locations": [
        {
          "city": "Blacksburg",
          "state": "Virginia"
        },
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05550818"
    }
  ]
}