Not applicableUnknownNCT00162409What this trial is testingRelationship Between Folic Acid and Warfarin Metabolism and EffectWho this might be right forFolic Acid Deficiency Hadassah Medical Organization 400
Not applicableStudy completedNCT06654063What this trial is testingClinical Assessment of Adjunctive Omega-3 Versus Vitamin D Daily Supplements on Active Periodontal Therapy With Stage II Grade B Periodontitis PatientsWho this might be right forVitamin D Deficiency Cairo University 72
Post-approval studies (Phase 4)Study completedNCT02464865What this trial is testingThiamin Deficiency in Obese Thai ChildrenWho this might be right forObesityChildThiamine Deficiency Mahidol University 124
Not applicableStudy completedNCT02860338What this trial is testingCOMPARATIVE EFFECTIVENESS OF MCI and DEMENTIA TREATMENTS IN A COMMUNITY-BASED DEMENTIA PRACTICEWho this might be right forMild Cognitive ImpairmentDementiaHypoxia+14 more Clionsky Neuro Systems Inc. 900
Not applicableStudy completedNCT02446873What this trial is testingCracking the Egg Potential: Improving Young Child Nutrition in EcuadorWho this might be right forCholine DeficiencyVitamin B-12 DeficiencyLipids Deficiency+1 more Washington University School of Medicine 171
Large-scale testing (Phase 3)Active Not RecruitingNCT03071666What this trial is testingVitamin B12 Supplementation During Pregnancy on Cognitive DevelopmentWho this might be right forPregnancy RelatedVitamin B 12 DeficiencyAnemia Centre For International Health 800
Not applicableStudy completedNCT04239521What this trial is testingThe Epidemiology, Management, and the Associated Burden of Related Conditions in Alopecia AreataWho this might be right forAlopecia AreataDepressive EpisodeRecurrent Depressive Disorder+33 more Momentum Data 51,955
Not applicableStudy completedNCT02540642What this trial is testingEffect of Vitamin B12 Supplementation on Glycaemic Control in Uncontrolled Hyperhomocysteinemic Type 2 Diabetic PatientsWho this might be right forType 2 DiabetesVitamin B12 DeficiencyHyperhomocysteinemia Smt. Kashibai Navale Medical College and General Hospital 38
Testing effectiveness (Phase 2)Study completedNCT00699478What this trial is testingOral Vitamin B12 Administration for Vitamin B12 Deficiency After Total GastrectomyWho this might be right forVitamin B12 Deficiency Yonsei University 30
Not applicableStudy completedNCT02553447What this trial is testingCholecalciferol in Newly Diagnosed Non-Hodgkin Lymphoma or Chronic Lymphocytic Leukemia With Vitamin D DeficiencyWho this might be right forChronic Lymphocytic LeukemiaNon-Hodgkin LymphomaUntreated Chronic Lymphocytic Leukemia+1 more University of Nebraska 197
Not applicableStudy completedNCT03376490What this trial is testingStudy of the Association of Muscle Strength, Balance and Other Factors With Vitamin Levels Among Elderly DiabeticsWho this might be right forMuscle StrengthVitamin B 12 DeficiencyFolate Deficiency+3 more SingHealth Polyclinics 56
Not applicableLooking for participantsNCT06734611What this trial is testingFolic Acid Salt Study (FISFA Zambia)Who this might be right forFolate DeficiencyNeural Tube Defects University of Alabama at Birmingham 250
Not applicableStudy completedNCT04096521What this trial is testingSerum Folic Acid Status, Genotyping MTHFR 677C-->T, Plasma Homocysteine, DNA Methylation of IGF2 Gene and Microbiota of the Children: Mother-Children Cohort StudyWho this might be right forFolic Acid Deficiency Universitas Indonesia 254
Not applicableStudy completedNCT05073978What this trial is testingB-vitamin Levels and Adverse Pregnancy OutcomesWho this might be right forBirth DefectPregnancy LossPregnancy Complications+6 more Westlake University 7,500
Early research (Phase 1)Study completedNCT00789490What this trial is testingRelative Bioavailability of Iron and Folic Acid in New Test SupplementWho this might be right forIron DeficiencyFolic Acid Deficiency University of Toronto 18
Large-scale testing (Phase 3)Not Yet RecruitingNCT06966856What this trial is testingThis Randomized, Clinical Trial Evaluates the Efficacy of Oral Versus Sublingual Vitamin B12 Supplementation in Correcting Early-onset Vitamin B12 Deficiency in Adult Patients Using Proton Pump Inhibitors (PPIs). The Primary Outcome is the Change in Serum Vitamin B12 Levels Over a 6-weekWho this might be right forHypovitaminosis b 12 Tanta University 23
Not applicableStudy completedNCT06376591What this trial is testingAssessing the Efficacy of Different Carrier Systems in Oral Vitamin B12 SupplementationWho this might be right forVitamin B 12 Deficiency Liaquat University of Medical & Health Sciences 70
Testing effectiveness (Phase 2)Study completedNCT03431597What this trial is testingEffectiveness of a Micronutrient Supplement to Lower Plasma Homocysteine MDEG2 Pilot Supplementation TrialWho this might be right forMicronutrient DeficienciesHyperhomocysteinemia London School of Hygiene and Tropical Medicine 298
Post-approval studies (Phase 4)UnknownNCT04453761What this trial is testingThiamine Influenced on Substrate Energy Effectiveness in Indonesian Children Undergoing Cardiopulmonary BypassWho this might be right forThiamine DeficiencyCongenital Heart DiseaseCardiopulmonary Bypass National Cardiovascular Center Harapan Kita Hospital Indonesia 50
Testing effectiveness (Phase 2)Study completedNCT03550794What this trial is testingThiamine as a Renal Protective Agent in Septic ShockWho this might be right forSepsisKidney InjuryThiamine Deficiency Beth Israel Deaconess Medical Center 95