Why is it important to have vit d2?

Avoid D2!!!: It's important to not take d2! natural vit d3 is essential for our health ; reduces mortality, preventing cancer, heart disease, osteoporosis, autoimmune disease etc.However, vit d2 (a pharmaceutical) has been shown to actually increase mortality! it's commonly prescribed by doctors but these docs are (likely) unaware that d2 is harmful.Most adults need 5-8000 iu of d3/day.See http://bit.Ly/1hc250m.