Not applicableStudy completedNCT00570895What this trial is testingEffect of Vitamin C on Iron AbsorptionWho this might be right forIron Deficiency Baylor College of Medicine 22
Not applicableLooking for participantsNCT06983847What this trial is testingA Long-term Observational Study to Describe the Use of Vitamin-C Injektopas® 7.5 g in Patients With Vitamin C DeficiencyWho this might be right forDeficiency, Vitamin CChronic DiseaseAcute Disease Pascoe Pharmazeutische Praeparate GmbH 1,000
Not applicableStudy completedNCT04307784What this trial is testingThe Effects of Vitamin D3 Alone and in a Combination With Omega-3 on the Association of C-peptide With Glycemic ControlWho this might be right forVitamin D Deficiency Applied Science Private University 115
Not applicableUnknownNCT06303531What this trial is testingEfficacious Iron for Iron Deficiency Anemia in Adults Aged ≥18 YearsWho this might be right forIron Deficiency Anemia Dr. Anil K. Gupta Medicine Professional Corporation 111
Not applicableEnrolling By InvitationNCT03655223What this trial is testingEarly Check: Expanded Screening in NewbornsWho this might be right forSpinal Muscular AtrophyFragile X SyndromeFragile X - Premutation+182 more RTI International 30,000
Large-scale testing (Phase 3)Study completedNCT01160198What this trial is testingDemonstrate the Efficacy and Tolerability of Ferrous Bisglycinate Chelate in Iron Deficiency Anaemia and to Compare These With Those of Ferrous Ascorbate.Who this might be right forHaematopoiesis GlaxoSmithKline 271
Not applicableStudy completedNCT01328704What this trial is testingEvaluate the Change in Iron, Vitamin D, and C-Reactive Protein Level (CRP) in a 12 to 24 Week PeriodWho this might be right forAnemiaVitamin D Deficiency Avera McKennan Hospital & University Health Center 50
Not applicableStudy completedNCT00626223What this trial is testing5-methyltetrahydrofolate Survival and Inflammation in ESRD PatientsWho this might be right forMortalityHyperhomocysteinemiaInflammation IRCCS Azienda Ospedaliero-Universitaria di Bologna 341
Large-scale testing (Phase 3)Study completedNCT05310760What this trial is testingEffectiveness of Vitamin C Supplementation in Treatment of RicketsWho this might be right forNutritional RicketsBone Turnover Rate Disorder Cairo University 88
Not applicableStudy completedNCT03913468What this trial is testingOutcomes of Septic Shock Patients Treated With a Metabolic Resuscitation Bundle Consisting of Intravenous Hydrocortisone, Ascorbic Acid and Thiamine.Who this might be right forSeptic ShockAscorbic Acid Deficiency University of Wisconsin, Madison 206
Not applicableStudy completedNCT06163443What this trial is testingEvaluating the Impact of B Vitamin Supplementation (Soloways™) on Homocysteine and LDL-C Levels in Patients With MTHFR, MTR, and MTRR Polymorphisms.Who this might be right forHyperhomocysteinemiaHyperlipoproteinemias S.LAB (SOLOWAYS) 54
Very early researchUnknownNCT05009355What this trial is testingThe Effect of Vitamin C on GCF Total Oxidant Capacity in Smoker Patients With PeriodontitisWho this might be right forVitamin C Deficiency Cairo University 40
Not applicableStudy completedNCT04284696What this trial is testingChewing Gum Containing Vitamin-c to Treat Emesis GravidarumWho this might be right forHyperemesis GravidarumNausea GravidarumVitamin C Deficiency Medical University of Vienna 126
Not applicableWithdrawnNCT00001070What this trial is testingThe Safety and Effectiveness of Different Doses of Vitamin C in HIV-Infected PatientsWho this might be right forHIV Infections National Institute of Allergy and Infectious Diseases (NIAID)
Not applicableLooking for participantsNCT06822062What this trial is testingEffect of Chitin and Ascorbic Acid on Dietary Insect Iron AbsorptionWho this might be right forIron Deficiency (Without Anemia) Swiss Distance University of Applied Sciences 25
Not applicableWithdrawnNCT05122481What this trial is testingVitamin C 4 Care HomesWho this might be right forHypovitaminosisVitamin C Abnormal University of Aberdeen
Not applicableNot Yet RecruitingNCT06876545What this trial is testing"Vitamin C Deficiency in Hospitalized Adults: Systematic Screening Vs. Traditional Judgment - a Before-and-After Observational Study"Who this might be right forScurvy Internist.Ro 150
Post-approval studies (Phase 4)WithdrawnNCT04770701What this trial is testingProtect and Improve Cluster of Differentiation 4 (CD4) Cells and B Cells LymphocytesWho this might be right forHIV-1-infectionAIDS Trieu, Nguyen Thi, M.D.
Not applicableWithdrawnNCT01274013What this trial is testingVitamin D Deficiency in Subjects With Chronic Hepatitis C Compared to Healthy VolunteersWho this might be right forChronic Hepatitis C Avera McKennan Hospital & University Health Center
Not applicableLooking for participantsNCT06012760What this trial is testingThe Effect of Combined Iron Protocols on Perioperative Allogeneic TransfusionWho this might be right forAnemiaIron Deficiency AnemiaPerioperative+2 more Second Affiliated Hospital, School of Medicine, Zhejiang University 400