Vitamin D and the Human Body

Vitamin D is a fat-soluble vitamin that is present in two forms – D2 (ergocalciferol) and D3 (cholecalciferol). It is also casually referred to as the ‘sunshine vitamin’ as both forms are naturally produced in organisms in the presence of the sun’s ultraviolet-B (UV-B) rays. Vitamin D2 is produced in plants and fungi, while D3…