Vitamin D – I’d rather call it “hormone D” – is a group of fat-soluble vitamins including vitamin D3 (cholecalciferol or calcitriol) and vitamin D2 (ergocalciferol or calcidiol)

The graph shows the number of publications about Vitamin D for each year as indexed by PubMed.gov. Click on the graph to learn more about the publication history of Vitamin D.