- Conditions
- Vitamin D Deficiency, Vitamin D Insufficiency, Healthy Volunteers
- Interventions
- ALPCO 25(OH) Vitamin D CLIA Kit
- Device
- Lead sponsor
- American Laboratory Products Company
- Industry
- Eligibility
- 22 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Salem, New Hampshire
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Showing 1–24
of 31
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Obesity, Weight Loss
- Interventions
- Resting Metabolic Rate (RMR), Duel-energy x-ray absorptiometry (DEXA), Visual Analog Scale (VAS), Meal Stimulation Test
- Other
- Lead sponsor
- Duke University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 57 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2015
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- Type 2 Diabetes Mellitus, Obesity
- Interventions
- Roux-en-Y Gastric Bypass Surgery, Laparoscopic Adjustable Gastric Banding, Lifestyle Weight Loss Intervention
- Procedure · Behavioral
- Lead sponsor
- University of Pittsburgh
- Other
- Eligibility
- 25 Years to 55 Years
- Enrollment
- 69 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2028
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Secondary Hyperparathyroidism, Chronic Kidney Disease
- Interventions
- Paricalcitol, Ergocalciferol
- Drug
- Lead sponsor
- Salem Veterans Affairs Medical Center
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2011
- U.S. locations
- 1
- States / cities
- Salem, Virginia
- Conditions
- Prostate Cancer, Vitamin D Deficiency, Stress Reaction
- Interventions
- cholecalciferol, Standard of Care Prostate Biopsy - collection of 13th core for RNA-seq, Standard of Care Prostate Biopsies at baseline and after one year vitamin D3 supplementation, Allostatic Load
- Drug · Procedure · Diagnostic Test
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 50 Years to 75 Years · Male only
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2022
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- Conditions
- Food Allergy in Children
- Interventions
- Skin tape stripping, Skin barrier assessment, Blood draw
- Diagnostic Test · Device
- Lead sponsor
- National Jewish Health
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 160 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020
- U.S. locations
- 1
- States / cities
- Denver, Colorado
- Conditions
- Stem Cell Transplant Complications, Myeloma, Lymphoma, Allogeneic and Autologous Stem Cell Transplant
- Interventions
- physical therapy consult, Cognitive Assessment, Cancer Aging Research Group (CARG) assessment, Medication Review, Nutrition assessment, Laboratory studies, Patient satisfaction questionnaire, Physician Questionnaire, Patient follow-up questionnaire
- Other
- Lead sponsor
- Case Comprehensive Cancer Center
- Other
- Eligibility
- Not listed
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2025
- U.S. locations
- 1
- States / cities
- Cleveland, Ohio
- Conditions
- HIV
- Interventions
- Vitamin D3, Placebo, Vitamin Supplements
- Drug · Other
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 40 Years to 70 Years · Female only
- Enrollment
- 85 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2016
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Lactational Amenorrhea, Body Weight Changes, Bone Loss
- Interventions
- Exercise and dietary
- Other
- Lead sponsor
- North Carolina Agriculture & Technical State University
- Other
- Eligibility
- 25 Years to 40 Years · Female only
- Enrollment
- 13 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- Greensboro, North Carolina
- Conditions
- Hypercholesterolemia, Vitamin D Deficiency
- Interventions
- Vitamin D (1000 or 2000 IU/day), Placebo
- Dietary Supplement · Other
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 130 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2008 – 2012
- U.S. locations
- 1
- States / cities
- San Francisco, California
- Conditions
- Eosinophilic Esophagitis
- Interventions
- Bone Mineral Density (DEXA) scan, Vitamin D Measurement, Height measurement, Assessment of medication compliance
- Diagnostic Test · Other
- Lead sponsor
- Arkansas Children's Hospital Research Institute
- Other
- Eligibility
- 5 Years to 12 Years
- Timeline
- 2018 – 2020
- U.S. locations
- 1
- States / cities
- Little Rock, Arkansas
- Conditions
- Obesity, Overweight
- Interventions
- Orange Juice fortified with Calcium and Vitamin D, Orange juice without Ca or VitD, Nutritional Counseling
- Dietary Supplement · Behavioral
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 130 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2005 – 2006
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Short Segment Barrett's Esophagus, Long Segment Barrett's Esophagus
- Interventions
- Omeprazole, Vitamin D3, upper endoscopy, Metformin
- Drug · Procedure
- Lead sponsor
- Case Comprehensive Cancer Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 26 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2016
- U.S. locations
- 3
- States / cities
- Beachwood, Ohio • Cleveland, Ohio
- Conditions
- Chronic Kidney Disease, Secondary Hyperparathyroidism
- Interventions
- Contrast Enhanced Ultrasonography
- Drug
- Lead sponsor
- University of Virginia
- Other
- Eligibility
- 18 Years to 75 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2013
- U.S. locations
- 1
- States / cities
- Charlottesville, Virginia
- Conditions
- Age-Related Osteoporosis
- Interventions
- Teriparatide, Alendronate
- Drug
- Lead sponsor
- Madhumathi Rao
- Other
- Eligibility
- 40 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2027
- U.S. locations
- 1
- States / cities
- Lexington, Kentucky
- Conditions
- Pregnancy
- Interventions
- Vitamin D dynamics-pregnant, Vitamin D dynamics-nonpregnant
- Other
- Lead sponsor
- Cornell University
- Other
- Eligibility
- 20 Years to 39 Years · Female only
- Enrollment
- 160 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2029
- U.S. locations
- 1
- States / cities
- Rochester, New York
- Conditions
- Obesity, Insulin Resistance, Vitamin D Deficiency
- Interventions
- Vitamin D3
- Drug
- Lead sponsor
- Perrin C White, MD
- Other
- Eligibility
- 6 Years to 17 Years
- Enrollment
- 109 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2015
- U.S. locations
- 1
- States / cities
- Dallas, Texas
- Conditions
- Kidney Failure, Chronic, Chronic Kidney Disease-Mineral and Bone Disorder
- Interventions
- Oral calcitriol with cinacalcet rescue, IV activated vitamin D
- Drug
- Lead sponsor
- University of Washington
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 90 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- Conditions
- Skeletal Anomalies, Kidney Transplant; Complications
- Interventions
- measurements to evaluate metabolic bone disease, standard care
- Diagnostic Test
- Lead sponsor
- Yale University
- Other
- Eligibility
- 30 Years to 65 Years
- Enrollment
- 8 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2021
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
- Conditions
- Metabolic Syndrome
- Interventions
- Professional nutrition counseling, No professional nutrition counseling
- Other
- Lead sponsor
- Madigan Army Medical Center
- Federal
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 138 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Tacoma, Washington
- Conditions
- Nutrition, Healthy
- Interventions
- DHA/EPA fortified chicken plus Placebo, non-25(OH)D fortified chicken/eggs plus vitamin D3 supplement, non-DHA bio-enhanced chicken plus supplement DHA Omega-3, 25(OH)D bioenhanced chicken and eggs plus placebo, Dietary Supplement: DHA/EPA fortified eggs plus Placebo, non-DHA bio-enhanced eggs plus supplement DHA Omega-3, non-25(OH)D fortified chicken/eggs plus placebo
- Dietary Supplement · Other
- Lead sponsor
- Cornell University
- Other
- Eligibility
- 18 Years to 35 Years
- Enrollment
- 84 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2026
- U.S. locations
- 1
- States / cities
- Ithaca, New York
- Conditions
- Pulmonary Disease, Chronic Obstructive, Osteoporosis
- Interventions
- Vital signs, Urine Pregnancy Test, Questionnaires, Blood Test, Duel-energy X-ray absorptiometry scan, Multi-detector computed tomography, Dual-energy X-ray absorptiometry scan
- Diagnostic Test · Other
- Lead sponsor
- Punam K Saha
- Other
- Eligibility
- 45 Years to 90 Years
- Enrollment
- 560 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2025
- U.S. locations
- 2
- States / cities
- Iowa City, Iowa • New York, New York
- Conditions
- Accelerated Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive, Anatomic Stage IV Breast Cancer AJCC v8, Anemia, Ann Arbor Stage III Hodgkin Lymphoma, Ann Arbor Stage III Non-Hodgkin Lymphoma, Ann Arbor Stage IV Hodgkin Lymphoma, Ann Arbor Stage IV Non-Hodgkin Lymphoma, Atypical Chronic Myeloid Leukemia, BCR-ABL1 Negative, Blast Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive, Castration-Resistant Prostate Carcinoma, Chronic Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive, Hematopoietic and Lymphoid System Neoplasm, Locally Advanced Pancreatic Adenocarcinoma, Metastatic Breast Carcinoma, Metastatic Malignant Solid Neoplasm, Metastatic Pancreatic Adenocarcinoma, Myelodysplastic/Myeloproliferative Neoplasm With Ring Sideroblasts and Thrombocytosis, Myelodysplastic/Myeloproliferative Neoplasm, Unclassifiable, Primary Myelofibrosis, Recurrent Acute Lymphoblastic Leukemia, Recurrent Acute Myeloid Leukemia, Recurrent Chronic Lymphocytic Leukemia, Recurrent Chronic Myelogenous Leukemia, BCR-ABL1 Positive, Recurrent Hematologic Malignancy, Recurrent Hodgkin Lymphoma, Recurrent Myelodysplastic Syndrome, Recurrent Myelodysplastic/Myeloproliferative Neoplasm, Recurrent Myeloproliferative Neoplasm, Recurrent Non-Hodgkin Lymphoma, Recurrent Plasma Cell Myeloma, Recurrent Small Lymphocytic Lymphoma, Refractory Acute Lymphoblastic Leukemia, Refractory Acute Myeloid Leukemia, Refractory Chronic Lymphocytic Leukemia, Refractory Chronic Myelogenous Leukemia, BCR-ABL1 Positive, Refractory Chronic Myelomonocytic Leukemia, Refractory Hematologic Malignancy, Refractory Hodgkin Lymphoma, Refractory Malignant Solid Neoplasm, Refractory Myelodysplastic Syndrome, Refractory Myelodysplastic/Myeloproliferative Neoplasm, Refractory Non-Hodgkin Lymphoma, Refractory Plasma Cell Myeloma, Refractory Primary Myelofibrosis, Refractory Small Lymphocytic Lymphoma, Stage II Pancreatic Cancer AJCC v8, Stage III Pancreatic Cancer AJCC v8, Stage IV Pancreatic Cancer AJCC v8, Stage IV Prostate Cancer AJCC v8, Unresectable Pancreatic Adenocarcinoma
- Interventions
- Abemaciclib, Abiraterone, Afatinib, Bevacizumab, Bicalutamide, Biospecimen Collection, Bortezomib, Cabazitaxel, Cabozantinib, Capecitabine, Carboplatin, Celecoxib, Cobimetinib, Copanlisib, Dabrafenib, Dacomitinib, Darolutamide, Dasatinib, Doxorubicin, Durvalumab, Enasidenib, Entrectinib, Enzalutamide, Erlotinib, Everolimus, Fluorouracil, Idelalisib, Imatinib, Ipilimumab, Lenvatinib, Leucovorin, Lorlatinib, Losartan, Nab-paclitaxel, Neratinib, Nivolumab, Olaparib, Oxaliplatin, Palbociclib, Panobinostat, Pembrolizumab, Pertuzumab, Ponatinib, Quality-of-Life Assessment, Regorafenib, Ruxolitinib, Sirolimus, Sorafenib, Sunitinib, Trametinib, Trastuzumab Emtansine, Tretinoin, Vemurafenib, Venetoclax, Vismodegib, Vorinostat
- Drug · Biological · Procedure + 1 more
- Lead sponsor
- OHSU Knight Cancer Institute
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 2 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Aging
- Interventions
- Vitamin D3 (cholecalciferol), fish oil
- Dietary Supplement · Drug
- Lead sponsor
- Augusta University
- Other
- Eligibility
- 50 Years and older
- Enrollment
- 1,054 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2021
- U.S. locations
- 1
- States / cities
- Augusta, Georgia