{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=low+carbohydrate+diet",
    "query": {
      "intervention": "low carbohydrate diet"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 412,
    "total_pages": 42,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=low+carbohydrate+diet&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T06:35:21.304Z",
  "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": "NCT03901014",
      "title": "Investigating the Production of Lipoproteins and Acetyl-CoA During a Ketogenic Diet",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cholesterol Metabolism",
        "Ketone Metabolism"
      ],
      "interventions": [
        {
          "name": "Standard American diet",
          "type": "OTHER"
        },
        {
          "name": "Very low carbohydrate diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Touro University, California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "MALE",
        "summary": "18 Years to 50 Years · Male only"
      },
      "enrollment_count": 4,
      "start_date": "2019-03-29",
      "completion_date": "2019-04-18",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-09-24T06:35:21.304Z",
      "location_count": 1,
      "location_summary": "Vallejo, California",
      "locations": [
        {
          "city": "Vallejo",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03901014"
    },
    {
      "nct_id": "NCT04138303",
      "title": "Exercise and Nutrition on Obese Microbiome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and Obesity"
      ],
      "interventions": [
        {
          "name": "Exercise Protocol",
          "type": "OTHER"
        },
        {
          "name": "Calorie-Restrictive Low Carbohydrate Diet (CR-LC)",
          "type": "OTHER"
        },
        {
          "name": "Ancestral Diet (AD)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Miami",
      "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": 31,
      "start_date": "2019-10-21",
      "completion_date": "2019-12-21",
      "has_results": false,
      "last_update_posted_date": "2020-01-07",
      "last_synced_at": "2026-09-24T06:35:21.304Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04138303"
    },
    {
      "nct_id": "NCT05795439",
      "title": "The CARING Study: Creating and Restoring Health Through Nutrition Guidance",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type2diabetes",
        "Type 2 Diabetes Treated With Insulin"
      ],
      "interventions": [
        {
          "name": "Low-fat, vegan diet",
          "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": 700,
      "start_date": "2023-07-11",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-09-24T06:35:21.304Z",
      "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/NCT05795439"
    },
    {
      "nct_id": "NCT03487744",
      "title": "Incidence of Diarrhea Using High and Low Osmolality Enteral Tube Feeding in Critically Ill Surgical Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tube Feeding"
      ],
      "interventions": [
        {
          "name": "Osmolite 1.5",
          "type": "OTHER"
        },
        {
          "name": "Promote without fiber",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Utah",
      "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": "2018-07-02",
      "completion_date": "2019-06-30",
      "has_results": false,
      "last_update_posted_date": "2019-07-23",
      "last_synced_at": "2026-09-24T06:35:21.304Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03487744"
    },
    {
      "nct_id": "NCT00998244",
      "title": "Study to Evaluate the Effect of a Very Low Carbohydrate Diet on Gastroesophageal Reflux Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastroesophageal Reflux Disease",
        "Overweight",
        "Acid Reflux Disease"
      ],
      "interventions": [
        {
          "name": "Diet - very low carb or low fat",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 40,
      "start_date": "2009-09",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2012-01-09",
      "last_synced_at": "2026-09-24T06:35:21.304Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00998244"
    },
    {
      "nct_id": "NCT05658757",
      "title": "Preliminary Effect of Food Processing and Sweeteners on Glycemic and Metabolic Measures",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Blood Sugar; High",
        "Blood Pressure",
        "Dietary Habits"
      ],
      "interventions": [
        {
          "name": "Regular sweetened commercial foods",
          "type": "OTHER"
        },
        {
          "name": "Allulose sweetened commercial foods",
          "type": "OTHER"
        },
        {
          "name": "Whole and minimally processed and sweetened foods",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "20 Years to 99 Years"
      },
      "enrollment_count": 15,
      "start_date": "2022-11-09",
      "completion_date": "2023-04-19",
      "has_results": false,
      "last_update_posted_date": "2023-05-03",
      "last_synced_at": "2026-09-24T06:35:21.304Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05658757"
    },
    {
      "nct_id": "NCT01763944",
      "title": "Carbohydrate Restriction and Prostate Cancer Growth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Low carbohydrate diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "20 Years and older · Male only"
      },
      "enrollment_count": 83,
      "start_date": "2013-12-16",
      "completion_date": "2018-08-20",
      "has_results": false,
      "last_update_posted_date": "2018-10-12",
      "last_synced_at": "2026-09-24T06:35:21.304Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • Durham, North Carolina",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01763944"
    },
    {
      "nct_id": "NCT03689738",
      "title": "Effects of Potato Resistant Starch Intake on Insulin Sensitivity, Related Metabolic Markers and Satiety",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insulin Sensitivity",
        "Lipid Metabolism",
        "Resistant Starch",
        "Potato"
      ],
      "interventions": [
        {
          "name": "Potato (Resistant Starch)",
          "type": "OTHER"
        },
        {
          "name": "CHO-matched (Low-fiber, RS-free)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Midwest Center for Metabolic and Cardiovascular Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "74 Years",
        "sex": "ALL",
        "summary": "18 Years to 74 Years"
      },
      "enrollment_count": 24,
      "start_date": "2018-09-24",
      "completion_date": "2019-02-20",
      "has_results": false,
      "last_update_posted_date": "2019-07-25",
      "last_synced_at": "2026-09-24T06:35:21.304Z",
      "location_count": 1,
      "location_summary": "Boca Raton, Florida",
      "locations": [
        {
          "city": "Boca Raton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03689738"
    },
    {
      "nct_id": "NCT05411120",
      "title": "Mediterranean-like Unprocessed (CLEAN-MED) Diet Intervention Study of the Gut Microbiome of Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diet Therapy"
      ],
      "interventions": [
        {
          "name": "Western Diet",
          "type": "OTHER"
        },
        {
          "name": "CLEAN-MED",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 160,
      "start_date": "2022-08-26",
      "completion_date": "2026-02-05",
      "has_results": false,
      "last_update_posted_date": "2026-03-06",
      "last_synced_at": "2026-09-24T06:35:21.304Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05411120"
    },
    {
      "nct_id": "NCT03458858",
      "title": "Berry Components and Blood Sugar & Fat Metabolism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Mixed Berry Diet",
          "type": "OTHER"
        },
        {
          "name": "Carbohydrate Control Jello",
          "type": "OTHER"
        },
        {
          "name": "Fiber Enriched Jello",
          "type": "OTHER"
        },
        {
          "name": "Low Fiber Mixed Berry Juice",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "USDA Beltsville Human Nutrition Research Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 36,
      "start_date": "2018-02-13",
      "completion_date": "2018-06-28",
      "has_results": false,
      "last_update_posted_date": "2019-05-07",
      "last_synced_at": "2026-09-24T06:35:21.304Z",
      "location_count": 1,
      "location_summary": "Beltsville, Maryland",
      "locations": [
        {
          "city": "Beltsville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03458858"
    }
  ]
}