Vitamin D supplements in large doses don't prevent Type 2 Diabetes- A large study indicates.
Nowadays, the physicians around the world prescribe Vitamin D level Test for all people in general and especially type 2 diabetes and invariably most of the result is very low level of vitamin D in blood. This prompts the physician to recommend large doses of vitamin D @ 60,000 IU per week for 2 Months and thereafter 60,000 IU once in a month for 6 months. Some doctors even go to the extent of prescribing 4000 IU per day for a year or more.
This study shows that Such maga doses not help in prevention of Diabetes. In fact several such studies in the recent past had also indicated similar results, though long back the studies indicated a link between type 2 diabetes and Vitamin d.
Nevertheless, vitamin D is essential for bone health and one should not have an extremely low level and one should get their vitamin D from sun light (limited exposure my be 30 mnts per day during noon time 3-4 days a week- excessive sun exposure can cause skin cancer) .
You can also also get your vitamin D from natural food sources like fish, egg, dairy product in stead of resorting to heavy doses of supplements.