{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+questionnaire&page=2",
    "query": {
      "intervention": "Dietary questionnaire",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 338,
    "total_pages": 34,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+questionnaire&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Dietary+questionnaire&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T13:34:21.371Z",
  "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": "NCT05738005",
      "title": "Dietary Reporting In The Amyloidoses",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amyloidosis"
      ],
      "interventions": [
        {
          "name": "Tracking Dietary/Supplement Intake on MyFitnessPal smartphone application (app)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Barbara Ann Karmanos 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": 40,
      "start_date": "2023-03-02",
      "completion_date": "2028-11-21",
      "has_results": false,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-09-30T13:34:21.371Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05738005"
    },
    {
      "nct_id": "NCT02757638",
      "title": "Omics Profiling of Weight Loss With Bariatric Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Surgery"
      ],
      "interventions": [
        {
          "name": "Stable isotope infusion",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Texas A&M University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2016-02-25",
      "completion_date": "2018-06-29",
      "has_results": false,
      "last_update_posted_date": "2025-09-30",
      "last_synced_at": "2026-09-30T13:34:21.371Z",
      "location_count": 1,
      "location_summary": "College Station, Texas",
      "locations": [
        {
          "city": "College Station",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02757638"
    },
    {
      "nct_id": "NCT01942395",
      "title": "Dietary Approaches to Stop Hypertension in 'Diastolic' Heart Failure 2 (DASH-DHF 2)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diastolic Heart Failure",
        "Hypertensive Heart Disease"
      ],
      "interventions": [
        {
          "name": "DASH/sodium-restricted diet (DASH/SRD)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2012-09-18",
      "completion_date": "2016-02-16",
      "has_results": false,
      "last_update_posted_date": "2018-06-06",
      "last_synced_at": "2026-09-30T13:34:21.371Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01942395"
    },
    {
      "nct_id": "NCT06999369",
      "title": "Heart Failure Food Intervention Trial: Impact of a Guideline-based Nutrition Digital Tool in Heart Failure Patient Clinical Outcomes",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "MedChef App",
          "type": "OTHER"
        },
        {
          "name": "MedChefs and Instacart food voucher",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Sutter Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 180,
      "start_date": "2025-02-25",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-05-31",
      "last_synced_at": "2026-09-30T13:34:21.371Z",
      "location_count": 1,
      "location_summary": "Walnut Creek, California",
      "locations": [
        {
          "city": "Walnut Creek",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06999369"
    },
    {
      "nct_id": "NCT01311856",
      "title": "Telephone Counseling-Mailed Materials Versus Internet Interventions in Overweight Cancer Survivors",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Colorectal Cancer",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Standard Arm (mail/telephone)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Internet Arm",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Surveys and Questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exercise and Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "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": "2011-03",
      "completion_date": "2021-03",
      "has_results": false,
      "last_update_posted_date": "2019-05-20",
      "last_synced_at": "2026-09-30T13:34:21.371Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01311856"
    },
    {
      "nct_id": "NCT07763509",
      "title": "Calcium-Rich Food Versus Calcium Carbonate for Bone Health",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteopenia",
        "Osteoporosis",
        "Bone Health in Perimenopausal Women",
        "Menopause Related Conditions",
        "Fracture Healing"
      ],
      "interventions": [
        {
          "name": "500 mg calcium from milk-derived minerals",
          "type": "OTHER"
        },
        {
          "name": "Calcium Carbonate 500 MG",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "90 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 90 Years · Female only"
      },
      "enrollment_count": 217,
      "start_date": "2026-09-01",
      "completion_date": "2027-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-13",
      "last_synced_at": "2026-09-30T13:34:21.371Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07763509"
    },
    {
      "nct_id": "NCT06450873",
      "title": "Turkey Tail Mushroom for Treating Post-Menopausal Women With HER2-Negative ER-Positive Breast Cancer Undergoing Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Estrogen Receptor-Positive Breast Carcinoma",
        "HER2-Negative Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "Coriolus Versicolor Extract",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "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": 40,
      "start_date": "2024-10-25",
      "completion_date": "2028-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-31",
      "last_synced_at": "2026-09-30T13:34:21.371Z",
      "location_count": 1,
      "location_summary": "Scottsdale, Arizona",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06450873"
    },
    {
      "nct_id": "NCT02560090",
      "title": "Bamberg Diabetes Transitional Care Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "Surveys",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Telephonic Nurse Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "In-person Community Health Worker",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 58,
      "start_date": "2015-06-01",
      "completion_date": "2017-10-01",
      "has_results": false,
      "last_update_posted_date": "2025-07-10",
      "last_synced_at": "2026-09-30T13:34:21.371Z",
      "location_count": 1,
      "location_summary": "Orangeburg, South Carolina",
      "locations": [
        {
          "city": "Orangeburg",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02560090"
    },
    {
      "nct_id": "NCT05894954",
      "title": "Precision Medicine Approach for Early Dementia & Mild Cognitive Impairment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Mild Cognitive Impairment",
        "Dementia, Mild"
      ],
      "interventions": [
        {
          "name": "Precision Medicine Approach",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Hormones and Medications tailored to lab tests, combined with devices that support stress management and brain exercises",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Standard-of-Care",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Lifestyle including diet, exercise, stress management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "COMBINATION_PRODUCT",
        "BEHAVIORAL"
      ],
      "sponsor": "Alzheimer's Prevention and Reversal Project, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "76 Years",
        "sex": "ALL",
        "summary": "45 Years to 76 Years"
      },
      "enrollment_count": 73,
      "start_date": "2023-07-31",
      "completion_date": "2026-02-09",
      "has_results": false,
      "last_update_posted_date": "2026-02-18",
      "last_synced_at": "2026-09-30T13:34:21.371Z",
      "location_count": 6,
      "location_summary": "Folsom, California • San Rafael, California • Walnut Creek, California + 3 more",
      "locations": [
        {
          "city": "Folsom",
          "state": "California"
        },
        {
          "city": "San Rafael",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Rocky River",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05894954"
    },
    {
      "nct_id": "NCT07144826",
      "title": "Effects of a Probiotic Intervention on the Gut and Vaginal Microbiome in Patients With Advanced or Recurrent Ovarian Cancer Undergoing Treatment With Platinum Chemotherapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Advanced Ovarian Carcinoma",
        "Recurrent Ovarian Carcinoma",
        "Stage II Ovarian Cancer AJCC v8",
        "Stage III Ovarian Cancer AJCC v8",
        "Stage IV Ovarian Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Placebo Administration",
          "type": "DRUG"
        },
        {
          "name": "Probiotic",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "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": 161,
      "start_date": "2026-03-06",
      "completion_date": "2027-07-09",
      "has_results": false,
      "last_update_posted_date": "2026-08-17",
      "last_synced_at": "2026-09-30T13:34:21.371Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07144826"
    }
  ]
}