{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Portion-Controlled+Diet",
    "query": {
      "intervention": "Portion-Controlled Diet"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 187,
    "total_pages": 19,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Portion-Controlled+Diet&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T22:21:06.252Z",
  "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": "NCT02229708",
      "title": "Targeting Pregnancy-related Weight Gain to Reduce Disparities in Obesity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pregnancy",
        "Body Weight Changes",
        "Behavioral",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Healthy Lifestyle Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Temple University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 262,
      "start_date": "2014-09",
      "completion_date": "2019-07-17",
      "has_results": false,
      "last_update_posted_date": "2019-10-17",
      "last_synced_at": "2026-09-03T22:21:06.252Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02229708"
    },
    {
      "nct_id": "NCT01821833",
      "title": "Omega-3 Fatty Acid in Treating Pain in Patients With Breast or Ovarian Cancer Receiving Paclitaxel",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Ovarian Neoplasm",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Omega-3 fatty acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "New Mexico Cancer Research Alliance",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2016-05-24",
      "completion_date": "2022-08-03",
      "has_results": false,
      "last_update_posted_date": "2022-10-05",
      "last_synced_at": "2026-09-03T22:21:06.252Z",
      "location_count": 2,
      "location_summary": "Albuquerque, New Mexico",
      "locations": [
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        },
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01821833"
    },
    {
      "nct_id": "NCT06930495",
      "title": "The Effect of Adiposity on Muscle and Microvascular Function in HFpEF",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction (HFPEF)"
      ],
      "interventions": [
        {
          "name": "Weight loss SOC Treatment with second generation anti-diabetic medications",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 95,
      "start_date": "2024-12-10",
      "completion_date": "2028-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-03",
      "last_synced_at": "2026-09-03T22:21:06.252Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06930495"
    },
    {
      "nct_id": "NCT03518515",
      "title": "Potato Consumption and Energy Balance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "White potato (french fries)",
          "type": "OTHER"
        },
        {
          "name": "White potato (French fries), +seasoning",
          "type": "OTHER"
        },
        {
          "name": "Almond",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "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": 180,
      "start_date": "2018-08-02",
      "completion_date": "2020-03-18",
      "has_results": false,
      "last_update_posted_date": "2020-05-08",
      "last_synced_at": "2026-09-03T22:21:06.252Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03518515"
    },
    {
      "nct_id": "NCT07478016",
      "title": "EXploring Inflammation and Social deTerminants Study in Breast Cancer Patients",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Ductal Carcinoma In Situ"
      ],
      "interventions": [
        {
          "name": "Survey Assessments",
          "type": "OTHER"
        },
        {
          "name": "Diet Recall",
          "type": "OTHER"
        },
        {
          "name": "Blood Biomarker Collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 200,
      "start_date": "2022-12-21",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-17",
      "last_synced_at": "2026-09-03T22:21:06.252Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07478016"
    },
    {
      "nct_id": "NCT01662115",
      "title": "Nicotine Gum Recovery After Colorectal Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Post-operative Ileus"
      ],
      "interventions": [
        {
          "name": "Nicotine gum",
          "type": "DRUG"
        },
        {
          "name": "Regular chewing gum",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 4,
      "start_date": "2012-08",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2017-08-22",
      "last_synced_at": "2026-09-03T22:21:06.252Z",
      "location_count": 1,
      "location_summary": "Weston, Florida",
      "locations": [
        {
          "city": "Weston",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01662115"
    },
    {
      "nct_id": "NCT04944316",
      "title": "Effect of a Dietary Intervention on Insulin Requirements in Type 1 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 1"
      ],
      "interventions": [
        {
          "name": "Dietary intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Physicians Committee for Responsible Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2022-01-19",
      "completion_date": "2022-11-09",
      "has_results": false,
      "last_update_posted_date": "2024-09-27",
      "last_synced_at": "2026-09-03T22:21:06.252Z",
      "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/NCT04944316"
    },
    {
      "nct_id": "NCT04293224",
      "title": "Metabolic and Bio-behavioral Effects of Following Recommendations in the Dietary Guidelines for Americans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Body Weight"
      ],
      "interventions": [
        {
          "name": "DGA Mediterranean diet pattern, energy balance",
          "type": "OTHER"
        },
        {
          "name": "DGA Mediterranean diet pattern, negative energy balance",
          "type": "OTHER"
        },
        {
          "name": "TAD diet pattern, negative energy balance",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "USDA, Western Human Nutrition Research Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "64 Years",
        "sex": "FEMALE",
        "summary": "19 Years to 64 Years · Female only"
      },
      "enrollment_count": 54,
      "start_date": "2022-08-01",
      "completion_date": "2026-07-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-09-03T22:21:06.252Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04293224"
    },
    {
      "nct_id": "NCT03572218",
      "title": "Psychological Intervention to Reduce Weight Bias Internalization",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stigmatization",
        "Obesity",
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "BWL",
          "type": "BEHAVIORAL"
        },
        {
          "name": "BIAS",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "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": 72,
      "start_date": "2018-04-10",
      "completion_date": "2019-10-18",
      "has_results": true,
      "last_update_posted_date": "2020-10-23",
      "last_synced_at": "2026-09-03T22:21:06.252Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03572218"
    },
    {
      "nct_id": "NCT01304615",
      "title": "Foundations for Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obese"
      ],
      "interventions": [
        {
          "name": "Decrease Energy Density of the Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Increase Steps per Day",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Consumption of Self-made Meals",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Tennessee, Knoxville",
      "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": 10,
      "start_date": "2011-02",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2018-04-05",
      "last_synced_at": "2026-09-03T22:21:06.252Z",
      "location_count": 1,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01304615"
    }
  ]
}