High-dose vitamin D supplementation in pediatric patients with new-onset type 1 diabetes may reduce complications, according to a study. Benjamin Udoka Nwosu, M.D. randomly assigned 36 children and adolescents with type 1 diabetes to receive either vitamin D2 (ergocalciferol, given as 50,000 international units per week for two months and then every other week for 10 months) or a placebo. The researchers found that vitamin D was significantly associated with a lower temporal rise in hemoglobin A1c at a mean rate of change of 0.14 percent every three months versus 0.46 percent every three months for the placebo group. Additionally,...