I took vitamin D3 only 8 months ago, I was taking 5000 IU, in that little time of consumption I was able to raise my vitamin D3 from 17 to 83, and now I will do maintenance of D3 in 2000 iu. For, considering that there are more and more reports and studies on the benefits of vitamin D, with several health benefits in several areas. My doctors told me that in the last congress what has been highly recommended the indication of vitamin D3, and since I do the consumption improved my skin, my immunity and is helping a lot in the recovery of my TAG and dysthymia. Regarding the Now Foods brand, it is one of the best in quality, and cost benefits, since I already make use of other branded supplements and they are excellent and I intend to continue used. And lastly, regarding EVITAMINS, it is currently the best to buy supplements and vitamins, considering the variety of products, good prices and especially for Brazil the form of freight that is fundamental the complete tracking.