As a rule, younger people need less vitamin D than older people, regardless of sex. This article explains average vitamin D ...

"Our findings do not suggest benefits of long-term moderate- or high-dose vitamin D3 supplementation for incidence of type 2 diabetes or glucose metabolism or body size among generally healthy ...

New research shows that if you already have enough vitamin D, taking even high doses in supplement form won't lower your odds for the disease High-dose vitamin D also didn't help control blood ...