Clinical Trials on Vitamin C
Total 3899 results
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Eisai Co., Ltd.CompletedDementia With Vitamin B12 DeficiencyChina
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Cairo UniversityCompletedVitamin k2 in Type 2 DMEgypt
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Institut PasteurUniversity of Copenhagen; Institut CochinCompletedDiarrhea | InfantileFrance, New Caledonia, Central African Republic
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Faes Farma, S.A.CompletedVitamin D Deficiency | Vitamin D InsufficiencySpain, France, Bulgaria, Czechia, Italy, Serbia, Slovakia
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TakedaCompletedCalcium and Vitamin D DeficienciesUnited Kingdom, Germany
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Boston UniversityCompletedVitamin D Deficiency | Vitamin E Deficiency | Hypovitaminosis AUnited States
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Rijnstate HospitalCompletedVitamin D Deficiency in Older PersonsNetherlands
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Dokuz Eylul UniversityEge UniversityCompletedMMP9 | TIMP1 | MMP9 -1562 C/T | TIMP1 372 T/CTurkey
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Hillel Yaffe Medical CenterUnknownDeficiency of Vitamin D Blood TestIsrael
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University of Wisconsin, MadisonCompletedVitamin A Status With Maize Feeding
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Maastricht University Medical CenterCompletedCarboxylation Level | Vitamin K-dependent ProteinsNetherlands
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University of California, San FranciscoNational Institute of Diabetes and Digestive and Kidney Diseases (NIDDK); Tufts... and other collaboratorsCompletedVitamin B1 Deficiency | Thiamine DeficiencyUnited States
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Meir Medical CenterTerminated
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University of California, DavisPenn State University; University of Ghana; Newcastle University; Helen Keller...CompletedAnemia | Dietary Habits | Iron Deficiency | Vitamin A Deficiency | Vitamin B 12 Deficiency | Folate Deficiency | Zinc DeficiencyGhana
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Pascoe Pharmazeutische Praeparate GmbHRecruitingChronic Disease | Acute Disease | Vitamin C DeficiencyGermany
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Cornell UniversityCenters for Disease Control and Prevention; St. John's Research Institute; Arogyavaram...Active, not recruiting
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Church & Dwight Company, Inc.Medical University of South CarolinaCompletedMeasure Absorption of Vitamin D in BloodUnited States
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NYU Langone HealthWinthrop University HospitalCompleted
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University of UlsterDairy Council for Northern Ireland; Agri-food & Biosciences Institute; Center...Completed
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USDA, Western Human Nutrition Research CenterCompletedBioavailability of Vitamin B12 From Chicken EggsUnited States
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Cornell UniversityCenters for Disease Control and Prevention; Arogyavaram Medical CentreActive, not recruitingAnemia | Vitamin B 12 Deficiency | Folate DeficiencyIndia
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Chulalongkorn UniversityUnknownVitamin D2 Supplementation in Vitamin D InsufficiencyThailand
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Church & Dwight Company, Inc.Medical University of South CarolinaCompletedBioequivalence of Vitamin D in Healthy AdultsUnited States
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Tripep ABInovio PharmaceuticalsUnknownChronic Hepatitis C Virus InfectionSweden
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Johann Wolfgang Goethe University HospitalCompleted
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Cairo UniversityRecruitingVitamin C DeficiencyEgypt
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University Medical Centre LjubljanaCompletedBody Weight | IVF | Nutrient Deficiency | Dietary Vitamin B12 Deficiency Anemia | Dietary Folate Deficiency AnemiaSlovenia
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University of California, DavisPenn State University; University of Ghana; Newcastle University; Helen Keller...Active, not recruitingIron-deficiency | Anemia | Vitamin A Deficiency | Vitamin B 12 Deficiency | Folate Deficiency | Zinc DeficiencyGhana
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Hadassah Medical OrganizationXTL BiopharmaceuticalsWithdrawnChronic Hepatitis C Virus InfectionIsrael
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Hadassah Medical OrganizationUnknownChronic Hepatitis C Virus InfectionIsrael
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The First Affiliated Hospital of Zhengzhou UniversityLuoyang maternal and child hospitalCompletedin Vitro Fertilization | Vitamin D | Ongoing Pregnancy RateChina
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University of BathBiotechnology and Biological Sciences Research CouncilCompletedVitamin D | Acute ExerciseUnited Kingdom
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Rajavithi HospitalCompletedPregnancy Outcome Among Vitamin D Supplementation During PregnancyThailand
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University of California, DavisUniversity of California, San Francisco; University of Rhode Island; Ethiopian... and other collaboratorsEnrolling by invitationVitamin B 12 Deficiency | Folate Deficiency | Iodine Deficiency | Anemia Deficiency | Salt Intake | Anemia MacrocyticEthiopia
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University of BirminghamCompletedInfertility | Vitamin D Deficiency | Vitamin D InsufficiencyUnited Kingdom
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Beni-Suef UniversityCompletedChronic Hepatitis C Virus InfectionEgypt
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Humanity and Health Research CentreBeijing 302 HospitalCompletedChronic Hepatitis C InfectionChina
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Dr Adnan AghaRecruitingHypothyroidism | Vitamin C Deficiency | Primary HypothyroidismUnited Arab Emirates
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Universität des SaarlandesInstitute of Alternative and Sustainable Nutrition (IFANE)CompletedCobalamin DeficiencyGermany
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University of FloridaCompletedVitamin D Deficiency (10 ng/mL to 30 ng/mL)United States
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Meir Medical CenterCompletedDeveloping Novel Technique of Measuring C/D Ratio From Digital Stereo Optic Disc Images | Intraobserver Reproducibility of C/D Measurements | Interobserver Variability of C/D Measurements
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Universidad Autonoma de Nuevo LeonCompletedFibromyalgia | D Vitamin DeficiencyMexico
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University College CorkDupont Applied BiosciencesRecruiting
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Trek Therapeutics, PBCCompletedChronic Hepatitis C | Hepatitis C Genotype 1 | Hepatitis C (HCV) | Hepatitis C Viral InfectionUnited States, New Zealand
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Trek Therapeutics, PBCCompletedChronic Hepatitis C | Hepatitis C (HCV) | Hepatitis C Genotype 4 | Hepatitis C Viral InfectionUnited States
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Medical University of GrazCompletedHealthy | Oxidative Stress | Vitamin B 12 Deficiency | Polyphenols | Thiamine and Niacin Deficiency States | Pyridoxine Deficiency | Folic Acid Deficiency Anemia, Dietary | Peroxidase; Defect | Homocystine; Metabolic DisorderAustria
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University Hospital, GrenobleCompletedHealthy Volunteer | Patients Under Vitamin K Antagonist (VKA)France
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Bispebjerg HospitalUnknownSunscreen Persistence | Vitamin D Production in the SkinDenmark
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BayerActive, not recruitingPrevention of Vitamin Deficiency During and/or Before PregnancyRussian Federation, Kazakhstan, Uzbekistan
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University of Colorado, DenverUniversity of Pittsburgh; National Institute of General Medical Sciences (NIGMS)CompletedChronic Kidney Diseases | Deficiency, Vitamin DUnited States