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Search clinical trials for: Vitamin D supplementation
Total 16065 results
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Comenius UniversityUnknown
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University of California, San DiegoUniversity of California, Los Angeles; Gilead Sciences; University of Southern... and other collaboratorsCompletedPatient AdherenceUnited States
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Tongji HospitalCompletedInfertility | Vitamin D Deficiency | Couples | In-vitro Fertilization
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Tampere UniversityFinnish Defense ForcesCompletedRespiratory Tract InfectionsFinland
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University of Colorado, DenverNational Center for Research Resources (NCRR)CompletedVitamin D Deficiency | Vitamin D InsufficiencyUnited States
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Clalit Health ServicesRambam Health Care CampusCompleted
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Kuang Tien General HospitalRecruitingThe Effects of Vitamin D Plus Omega-3 Polyunsaturated Fatty Acids in Patients With Episodic MigraineEpisodic MigraineTaiwan
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Wake Forest University Health SciencesCompletedNausea | Vitamin D Deficiency | Orthostatic IntoleranceUnited States
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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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Cairo UniversityUnknownVitamin D Deficiency | Pre-Eclampsia | Eclampsia, AntepartumEgypt
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Kantonsspital Baselland BruderholzCompletedDiabetes Mellitus Type 2Switzerland
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Bioaraba Health Research InstituteFundación Eduardo AnituaCompleted
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Bangladesh Institute of Research and Rehabilitation...Bangladesh Medical Research Council (BMRC)CompletedVitamin D DeficiencyBangladesh
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Cairo UniversityKasr El Aini HospitalUnknown
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University of Sao PauloFundação de Amparo à Pesquisa do Estado de São PauloCompleted
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Virchow GroupCompleted
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Kanuni Sultan Suleyman Training and Research HospitalCompletedVitamin D DeficiencyTurkey
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Universität des SaarlandesCompletedNutritional Supplement ToxicityGermany
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Alborz Medical UniversityUniversiti Putra MalaysiaCompletedVitamin D Supplementation on Metabolic Syndrome Indicators Among Older Adults, Alborz Province, IranHypertension | Diabetes Mellitus | Vitamin D Deficiency | Lipid Metabolism Disorders | Obesity, AbdominalIran, Islamic Republic of
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Wake Forest University Health SciencesAtrium Health Levine Cancer InstituteActive, not recruitingBreast Cancer | Osteoporosis | BreastUnited States
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Örebro University, SwedenBioGaia ABCompleted
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Church & Dwight Company, Inc.Medical University of South CarolinaCompletedMeasure Absorption of Vitamin D in BloodUnited States
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Meir Medical CenterUnknownVitamin D DeficiencyIsrael
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Southern Illinois UniversityMemorial Medical CenterCompleted
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Region ÖstergötlandActive, not recruitingObesity | Bariatric Surgery | Micronutrient DeficienciesSweden
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Hospital Universitario Dr. Jose E. GonzalezCompletedAutoimmune Diseases | Vitiligo | Vitiligo, Generalized | Autoimmune | Autoimmune Disease SkinMexico
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Al-Azhar UniversityCompletedVitamin D Deficiency | Type 1 Diabetes MellitusPalestinian Territory, occupied
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Fatih Sultan Mehmet Training and Research HospitalCompletedCovid19 | Vitamin D DeficiencyTurkey
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Italian Society of NephrologySocietà Italiana di NefrologiaTerminatedChronic Renal FailureItaly
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French National Agency for Research on AIDS and...Completed
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Weill Medical College of Cornell UniversityUnknownObesity | Insulin Resistance | Vitamin D25 InsufficiencyUnited States
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MeddocTineNot yet recruitingOsteoporosis | Osteopenia
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Jordan University of Science and TechnologyCompletedVitamin D DeficiencyJordan
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University of North Carolina, Chapel HillNational Institute on Drug Abuse (NIDA); National Institute of Mental Health...CompletedHIV InfectionsUnited States, Puerto Rico
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London School of Hygiene and Tropical MedicineWellcome Trust; Aga Khan University; Aga Khan Health Services; Maywand Hospital...Unknown
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Chen LiRecruiting
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Children's Hospital Medical Center, CincinnatiCompletedHematopoietic Stem Cell TransplantUnited States
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King Edward Medical UniversityCompletedDiabetes Mellitus, Type 2 | Vitamin D Deficiency | Insulin Resistance
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Andrea BranchUnknownHepatocellular Carcinoma | Vitamin D DeficiencyUnited States
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Kanuni Sultan Suleyman Training and Research HospitalAyşegül Bestel; İbrahim Polat; Merve Aldıkaçtıoğlu TalmaçCompletedVitamin D Deficiency | COVID | Zinc DeficiencyTurkey
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Ain Shams UniversityCompletedNocturnal EnuresisEgypt
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University College DublinCompletedVitamin D DeficiencyIreland
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Baylor UniversityActive, not recruitingColorectal CancerUnited States
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Assiut UniversityActive, not recruitingVitamin D DeficiencyEgypt
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Cairo UniversityCompletedPeriodontal Bone Loss | Periodontal Pocket
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Dr. S R ThanthulageTerminatedKnee PainUnited Kingdom
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IVI MadridCompletedFemale Infertility Due to Diminished Ovarian Reserve | Disorder of Phosphate, Calcium and Vitamin D Metabolism | Hormonal Requirement | Reproductive Disorder
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Ulrike LehmannCompleted
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Fondazione C.N.R./Regione Toscana "G. Monasterio...CompletedChronic Kidney Disease.Italy