Calciferol wani suna ne na bitamin D3, wanda shine nau'in bitamin D da ake samarwa a cikin fata lokacin da hasken rana ya haskaka ko samun ta hanyar wasu abinci ko kari. Yana taka muhimmiyar rawa wajen daidaita matakan calcium da phosphorus a cikin jiki, da inganta lafiyar kashi da kuma taimakawa wajen shakar calcium daga hanji.
