- ICH GCP
- US Clinical Trials Registry
- Search trials
Clinical Trials on Vitamin D Concentration
Total 1539 results
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University of UlsterNorthern Ireland Executive; HSC Public Health AgencyCompletedVitamin D Status | Vitamin D ConcentrationUnited Kingdom
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University of UlsterDairy Council for Northern Ireland; Agri-food & Biosciences Institute; Center...Completed
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University of Eastern FinlandDSM Nutritional Products, Inc.CompletedVitamin D Receptor Target Gene Expression | Serum 25(OH)D ConcentrationFinland
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University of Eastern FinlandCompletedVitamin D Receptor Target Gene Expression | Serum 25(OH)D ConcentrationFinland
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King Faisal Specialist Hospital & Research CenterCompletedVitamin D Deficiency | 25-Hydroxyvitamin D ConcentrationSaudi Arabia
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Wake Forest University Health SciencesCompletedLow 25-hydroxyvitamin D ConcentrationsUnited States
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University of MichiganCompleted
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University of SurreyCompletedSerum 25-hydroxyvitamin D Concentrations (25OHD)United Kingdom
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University of HelsinkiUniversity College Cork; Finnish Institute for Health and Welfare; Technical...CompletedSerum 25-hydroxyvitamin D Concentrations (25OHD)Finland
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Hospices Civils de LyonCompleted
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Federal University of Rio Grande do SulCompletedDeficiency, Vitamin DBrazil
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Horopito LimitedAtlantia Food Clinical TrialsCompleted
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Factors Group of Nutritional Companies Inc.Completed
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Mike O'Callaghan Military HospitalWithdrawnVitamin DUnited States
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University Hospital, Clermont-FerrandTerminated
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King's College LondonVitamax Wholesalers LLPRecruiting
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Boston UniversityPure North S'Energy FoundationCompletedVitamin D InsufficiencyUnited States
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University of CopenhagenCompleted
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Sheffield Children's NHS Foundation TrustCompleted
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Bispebjerg HospitalThe Danish Medical Research CouncilCompleted
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Bispebjerg HospitalVejle HospitalCompletedVitamin D StatusDenmark
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University of PaviaIstituti Clinici Scientifici Maugeri SpAUnknownVitamin D Deficiency | Vitamin D3 Deficiency | Vitamin DItaly
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Rajavithi HospitalQueen Sirikit National Institute of Child HealthCompleted
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Universidade de Passo FundoUnknownDeficiency, Vitamin DBrazil
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Wageningen UniversityDSM Nutritional Products, Inc.; Top Institute Food and NutritionCompletedElderly, Frail | Deficiency, Vitamin DNetherlands
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Aga Khan University Hospital, PakistanCompleted
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Fakih IVF Fertility CenterUnknownVITAMIN D DisordersUnited Arab Emirates
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Creighton UniversityThe UV FoundationCompleted
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Creighton UniversityCompletedVitamin D StatusUnited States
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Boston Children's HospitalCompleted
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University of TorontoCompleted
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Helsinki University Central HospitalUniversity of HelsinkiCompleted
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AronPharma Sp. z o. o.CompletedBioavailability of Vitamin DPoland
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Nutrition Institute, SloveniaNational Institute of Public Health, Slovenia; Slovenian Research Agency; Higher...Enrolling by invitationVitamin D Serum LevelsSlovenia
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Tirang R. Neyestani, Ph.D.National Nutrition and Food Technology InstituteCompletedMaternal Vitamin D StatusIran, Islamic Republic of
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University of HelsinkiPäivikki and Sakari Sohlberg Foundation, Finland; Lilly FoundationCompleted
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Okan UniversityArçelik A.Ş.Completed
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Brigham and Women's HospitalCompletedVitamin d Deficiency
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University of Wisconsin, MadisonCompletedVitamin D Deficiency | Vitamin D InadequacyUnited States
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University of Wisconsin, MadisonCompletedVitamin D Deficiency | Vitamin D InsufficiencyUnited States
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Nutrition Institute, SloveniaEuropean Regional Development Fund; Vizera d.o.o.; Frutarom Etol d.o.o.CompletedVitamin B 12 Deficiency | Vitamin d Deficiency | Protein DeficiencySlovenia
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University College CorkCompletedVitamin D Status as Reflected by Serum 25-hydroxyvitamin DIreland
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Bispebjerg HospitalCompletedObesity | Deficiency, Vitamin D
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Nutrition Institute, SloveniaSlovenian Research Agency; Valens Int. d.o.o., Slovenija; VIST - Faculty of Applied...CompletedVitamin D Serum LevelsSlovenia
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Wake Forest University Health SciencesMerck Sharp & Dohme LLCCompletedPhysical Function | Vitamin D
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National Nutrition and Food Technology InstituteCompletedHealthy | Vitamin D Status
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Tufts UniversityNational Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)Completed
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University of DelawareRecruiting
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Boston UniversityCompletedVitamin D Deficiency | Vitamin D InsufficiencyUnited States
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University of Missouri, Kansas CityTruman Medical CenterWithdrawnVitamin d DeficiencyUnited States