The Effect of High-Dose Vitamin D Supplementation on Hepcidin-25 and Erythropoiesis in Patients with Chronic Kidney Disease

Study subjects received either 8000 IU of cholecalciferol daily or a placebo for 12 weeks. Researchers evaluated the change in markers of hepcidin expression, erythropoiesis, and iron status from baseline to week 12 and compared the change between the groups.