{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Instruction+in+food+portion+size&page=2",
    "query": {
      "intervention": "Instruction in food portion size",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 26,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Instruction+in+food+portion+size&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Instruction+in+food+portion+size&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T17:45:35.096Z",
  "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": "NCT04807218",
      "title": "Virta Intervention in CommuniTies in cOloRado (VICTOR-Pilot)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2"
      ],
      "interventions": [
        {
          "name": "Virta Health",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Colorado Prevention Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 51,
      "start_date": "2021-03-02",
      "completion_date": "2024-08-30",
      "has_results": false,
      "last_update_posted_date": "2025-03-11",
      "last_synced_at": "2026-10-08T17:45:35.096Z",
      "location_count": 3,
      "location_summary": "Craig, Colorado • Lamar, Colorado • Salida, Colorado",
      "locations": [
        {
          "city": "Craig",
          "state": "Colorado"
        },
        {
          "city": "Lamar",
          "state": "Colorado"
        },
        {
          "city": "Salida",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04807218"
    },
    {
      "nct_id": "NCT05385016",
      "title": "Cooking Classes for Young Adults With ID",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Intellectual Disability, Mild to Moderate"
      ],
      "interventions": [
        {
          "name": "Cooking Skills",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Physical Activity",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 21,
      "start_date": "2022-05-24",
      "completion_date": "2023-10-31",
      "has_results": false,
      "last_update_posted_date": "2024-03-28",
      "last_synced_at": "2026-10-08T17:45:35.096Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05385016"
    },
    {
      "nct_id": "NCT05807594",
      "title": "Healthy Mom Zone Gestational Weight Gain Management Intervention 2.0",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gestational Weight Gain",
        "Overweight and Obesity",
        "Pregnancy",
        "Energy Balance"
      ],
      "interventions": [
        {
          "name": "HMZ 2.0 Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention Control Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Penn State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 144,
      "start_date": "2023-11-27",
      "completion_date": "2028-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-16",
      "last_synced_at": "2026-10-08T17:45:35.096Z",
      "location_count": 1,
      "location_summary": "University Park, Pennsylvania",
      "locations": [
        {
          "city": "University Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05807594"
    },
    {
      "nct_id": "NCT04724382",
      "title": "Healthy Eating Education for Latinos",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diet, Healthy",
        "Diet Habit",
        "Obesity",
        "Blood Pressure",
        "Psychological"
      ],
      "interventions": [
        {
          "name": "Culturally tailored healthy eating advice",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard healthy eating advice",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Harvard School of Public Health (HSPH)",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 76,
      "start_date": "2019-04-29",
      "completion_date": "2021-09-22",
      "has_results": false,
      "last_update_posted_date": "2023-10-26",
      "last_synced_at": "2026-10-08T17:45:35.096Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04724382"
    },
    {
      "nct_id": "NCT05004883",
      "title": "Solutions for Hunger And Regulating Eating",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and Obesity"
      ],
      "interventions": [
        {
          "name": "Regulation of Cues Enhanced",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral Weight Loss",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nutrition Education, Stress Management and Social Support",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Diego",
      "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": 293,
      "start_date": "2021-09-01",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-10-08T17:45:35.096Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05004883"
    },
    {
      "nct_id": "NCT01474759",
      "title": "Portion Size Strategies for Management of Body Weight",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Advice on diet, physical activity, and behavior change",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Instruction in food portion size",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Provision of pre-portioned foods",
          "type": "OTHER"
        },
        {
          "name": "Advice on healthy eating for weight loss",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Penn State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "20 Years to 65 Years · Female only"
      },
      "enrollment_count": 186,
      "start_date": "2012-07",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2015-05-15",
      "last_synced_at": "2026-10-08T17:45:35.096Z",
      "location_count": 1,
      "location_summary": "University Park, Pennsylvania",
      "locations": [
        {
          "city": "University Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01474759"
    },
    {
      "nct_id": "NCT06292936",
      "title": "RemI for Post-Bariatric Surgery Weight Regain",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Bariatric Surgery Candidate"
      ],
      "interventions": [
        {
          "name": "Acceptance-Based Behavioral Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Temple University",
      "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": 200,
      "start_date": "2024-04-15",
      "completion_date": "2028-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-03",
      "last_synced_at": "2026-10-08T17:45:35.096Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06292936"
    },
    {
      "nct_id": "NCT01183689",
      "title": "Study of Novel Approaches for Prevention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Gain"
      ],
      "interventions": [
        {
          "name": "Small Behavior Changes",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Large Behavior Changes",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest 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": 599,
      "start_date": "2010-08",
      "completion_date": "2018-09-30",
      "has_results": true,
      "last_update_posted_date": "2020-01-14",
      "last_synced_at": "2026-10-08T17:45:35.096Z",
      "location_count": 2,
      "location_summary": "Chapel Hill, North Carolina • Providence, Rhode Island",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01183689"
    },
    {
      "nct_id": "NCT04164277",
      "title": "FirstStep2Health Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pediatric Obesity",
        "Risk Reduction Behavior",
        "Early Intervention",
        "Intergenerational Relations"
      ],
      "interventions": [
        {
          "name": "Caregiver Component.",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Caregiver-Preschooler Learning.",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Center-based Preschooler Component.",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Michigan State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "3 Years to 5 Years"
      },
      "enrollment_count": 95,
      "start_date": "2021-09-20",
      "completion_date": "2023-08-31",
      "has_results": true,
      "last_update_posted_date": "2024-08-02",
      "last_synced_at": "2026-10-08T17:45:35.096Z",
      "location_count": 1,
      "location_summary": "Lansing, Michigan",
      "locations": [
        {
          "city": "Lansing",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04164277"
    },
    {
      "nct_id": "NCT02079831",
      "title": "PrOtein and WEight Loss in teenageRs",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pediatric Obesity"
      ],
      "interventions": [
        {
          "name": "Energy Restriction",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Higher protein",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Lower Protein",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 32,
      "start_date": "2014-03",
      "completion_date": "2015-07",
      "has_results": false,
      "last_update_posted_date": "2026-09-24",
      "last_synced_at": "2026-10-08T17:45:35.096Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02079831"
    }
  ]
}