{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Low-fiber%2C+high-protein+diet&page=2",
    "query": {
      "intervention": "Low-fiber, high-protein diet",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 28,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Low-fiber%2C+high-protein+diet&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Low-fiber%2C+high-protein+diet&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-11T16:14:04.405Z",
  "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": "NCT00003367",
      "title": "Diet and PSA Levels in Patients With Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "green tea",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "soy protein isolate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "vitamin E",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 154,
      "start_date": "1998-04",
      "completion_date": "2002-12",
      "has_results": false,
      "last_update_posted_date": "2013-06-26",
      "last_synced_at": "2026-10-11T16:14:04.405Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003367"
    },
    {
      "nct_id": "NCT00925652",
      "title": "Bevacizumab, Metronomic Chemotherapy (CM), Diet and Exercise After Preoperative Chemotherapy for Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Lifestyle: Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Lifestyle: Diet+Exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 55,
      "start_date": "2010-09",
      "completion_date": "2019-01-30",
      "has_results": true,
      "last_update_posted_date": "2022-01-19",
      "last_synced_at": "2026-10-11T16:14:04.405Z",
      "location_count": 9,
      "location_summary": "Birmingham, Alabama • Indianapolis, Indiana • Boston, Massachusetts + 5 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Milford",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00925652"
    },
    {
      "nct_id": "NCT01051674",
      "title": "A Very High Fiber Diet Versus a Low-carbohydrate Diet for Weight Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity",
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "High fiber vs. low-carbohydrate diets",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Loma Linda University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 173,
      "start_date": "2010-01",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2014-07-01",
      "last_synced_at": "2026-10-11T16:14:04.405Z",
      "location_count": 1,
      "location_summary": "Loma Linda, California",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01051674"
    },
    {
      "nct_id": "NCT03057873",
      "title": "The Effect of a High Protein, High Fiber Dietary Supplement on Weight and Fat Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight"
      ],
      "interventions": [
        {
          "name": "High protein, high fiber dietary supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Beachbody",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "25 Years to 50 Years"
      },
      "enrollment_count": 206,
      "start_date": "2017-02-13",
      "completion_date": "2018-10-25",
      "has_results": false,
      "last_update_posted_date": "2019-02-04",
      "last_synced_at": "2026-10-11T16:14:04.405Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03057873"
    },
    {
      "nct_id": "NCT02708108",
      "title": "Improving Diet and Exercise in Acute Lymphoblastic Leukemia (IDEAL Weight in ALL)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "B Precursor Type Acute Leukemia"
      ],
      "interventions": [
        {
          "name": "Dietary Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Activity and Exercise Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "10 Years to 21 Years"
      },
      "enrollment_count": 40,
      "start_date": "2016-05",
      "completion_date": "2019-12-30",
      "has_results": true,
      "last_update_posted_date": "2023-03-28",
      "last_synced_at": "2026-10-11T16:14:04.405Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02708108"
    },
    {
      "nct_id": "NCT01027325",
      "title": "Resistant Starch Insulin Sensitivity Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy",
        "Cardiovascular Disease",
        "Atherogenic Dyslipidemia",
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "Dietary Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UCSF Benioff Children's Hospital Oakland",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "20 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2010-06",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2013-01-14",
      "last_synced_at": "2026-10-11T16:14:04.405Z",
      "location_count": 2,
      "location_summary": "Berkeley, California • Oakland, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01027325"
    },
    {
      "nct_id": "NCT05333900",
      "title": "Dietary Impact on Intestinal Sulfate Metabolism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Nutrition"
      ],
      "interventions": [
        {
          "name": "Plant-Based Diet then animal-based diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Animal-based diet then plant-based diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 15,
      "start_date": "2016-12-07",
      "completion_date": "2021-03-18",
      "has_results": true,
      "last_update_posted_date": "2023-12-05",
      "last_synced_at": "2026-10-11T16:14:04.405Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05333900"
    },
    {
      "nct_id": "NCT00422630",
      "title": "The Metabolic Effects of Different Weight Loss Diets",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Syndrome X",
        "Obesity",
        "Insulin Resistance",
        "Hypertension",
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "The DASH diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "The low glycemic Index Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Reduced calorie American Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Rockefeller University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 18,
      "start_date": "2007-10",
      "completion_date": "2010-02",
      "has_results": false,
      "last_update_posted_date": "2011-10-13",
      "last_synced_at": "2026-10-11T16:14:04.405Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00422630"
    },
    {
      "nct_id": "NCT06802276",
      "title": "Smart Underwear to Measure Diet-Induced Hydrogen Sulfide Production",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hydrogen Sulfide",
        "Gastrointestinal Microbiome"
      ],
      "interventions": [
        {
          "name": "High Cysteine Diet",
          "type": "OTHER"
        },
        {
          "name": "Low Cysteine Diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2025-05-21",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-10-11T16:14:04.405Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06802276"
    },
    {
      "nct_id": "NCT01626729",
      "title": "Facts-Up-Front Versus Traffic-Light Food Labels",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Food Labeling"
      ],
      "interventions": [
        {
          "name": "Traffic Light+",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Facts Up Front+",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No label control group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 703,
      "start_date": "2011-05",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2012-06-25",
      "last_synced_at": "2026-10-11T16:14:04.405Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01626729"
    }
  ]
}