Not applicableStudy completedNCT02238704What this trial is testingCornell University-Micronutrient Initiative Calcium Supplementation StudyWho this might be right forPreeclampsia Cornell University 1,032
Not applicableStudy completedNCT03878667What this trial is testingEffects of Calcium Supplementation on Women in the Curves for Women ProgramWho this might be right forDiet Modification Texas A&M University 240
Testing effectiveness (Phase 2)Study completedNCT01739855What this trial is testingBone Metabolism After Laparoscopic Gastric Bypass Surgery (BABS)Who this might be right forEvaluation of Expected Bone Loss After Bariatric SurgeryPossible Prevention of Bone Loss After Surgery by Calcium and Vitamin D Supplementation Medical University of Vienna 160
Not applicableStudy completedNCT02904421What this trial is testing6 Years Study on Changes in Bone Quality, Bone Turnover and Curve Severity in AIS With and Without Calcium and Vit-D SupplementationWho this might be right forScoliosisVitamin DBone Chinese University of Hong Kong 330
Not applicableStudy completedNCT01141192What this trial is testingThe Effect of Vitamin D Supplementation on Glucose Metabolism in Non-Diabetic African American AdultsWho this might be right forType 2 Diabetes Augusta University 48
Not applicableLooking for participantsNCT07491601What this trial is testingPRESS -PAR: Early Detection and PREvention of Symptomatic postSurgical hypoPARathyroidism After Thyroid Surgery"Who this might be right forPostoperative HypoparathyroidismPostsurgical HypoparathyroidismHypoparathyroidism Post-surgical Nicolas Schlegel 336
Post-approval studies (Phase 4)Study completedNCT04539418What this trial is testingVitamin K2 Supplementation and Vascular CalcificationWho this might be right forRenal Disease Catholic University of Salta 59
Not applicableNot Yet RecruitingNCT07004257What this trial is testingButOx Human Trial: An Open Label Prospective Cohort Study to Investigate the Effect of Tributyrin (Butyrate Precursor Molecule) Supplementation on Markers of Calcium Oxalate NephrolithiasisWho this might be right forUrolithiasis University of British Columbia 10
Not applicableStudy completedNCT03148483What this trial is testingCalcium-vitamin D & Periodontal Therapy for Improving Metabolic and Inflammatory Profile Among Pregnant WomenWho this might be right forPeriodontitisInflammation University of Westminster 70
Large-scale testing (Phase 3)Study completedNCT00183001What this trial is testingEffect of Vitamin K on Age-Related Bone Loss and Vascular CalcificationWho this might be right forOsteoporosisVascular CalcificationInflammation National Institute on Aging (NIA) 452
Not applicableStudy completedNCT00558623What this trial is testingDietary Calcium Supplementation to Reduce Blood Lead in PregnancyWho this might be right forLead, BloodPregnancyBone Resorption National Institute of Environmental Health Sciences (NIEHS) 670
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 applicableUnknownNCT05544669What this trial is testingCalcium-phosphate Complications Induced by IV Iron Supplementation in Patients With Rendu-Osler DiseaseWho this might be right forRendu Osler Disease University Hospital, Strasbourg, France 220
Not applicableStudy completedNCT00857831What this trial is testingVitamin D and Calcium StudyWho this might be right forSpinal Cord Injury US Department of Veterans Affairs 10
Post-approval studies (Phase 4)UnknownNCT02704624What this trial is testingEffects of Supplementation of Vitamin D in Patients With Crohn's DiseaseWho this might be right forCrohn DiseaseVitamin D DeficiencyFatigue+3 more Federal University of Juiz de Fora 110
Testing effectiveness (Phase 2)Study completedNCT02916862What this trial is testingEffect of Soluble Corn Fiber Supplementation for 1 Year on Bone Metabolism in AdolescentsWho this might be right forOsteoporosis Florida International University 177
Not applicableStudy completedNCT01676636What this trial is testingDelivery Vehicles for Prenatal Calcium SupplementationWho this might be right forPregnancy The Hospital for Sick Children 149
Large-scale testing (Phase 3)Study completedNCT01407601What this trial is testingVitamin K2 Supplementation to Activate Matrix Gla Protein (MGP) as Endogenous Inhibitor of Vascular Calcification in Hemodialysis PatientsWho this might be right forCKD 5D, Hemodialysis RWTH Aachen University 53
Large-scale testing (Phase 3)Looking for participantsNCT04775381What this trial is testingTotal Post-thyroidectomy Hypocalcemia After Preoperative Cholecalciferol SupplementationWho this might be right forHypocalcemia Hôpital NOVO 200
Not applicableStudy completedNCT05335863What this trial is testingGlycemic Index Evaluation of a Hypercaloric/High-protein Nutritional Supplement in Healthy AdultsWho this might be right forHealthy Instituto de Investigación Hospital Universitario La Paz 12