ULTRA-D3 25 MG 96TAB , is a unique product that provides 25 mg (1000IU) of vitamin D per tablet. The Ultra-D3 is 100% D3 is the active form of D that generates the organization itself. Vitamin D plays an important role in the body and is essential for overall good health. Taking vitamin D has benefits in accordance with studies on bone and teeth, immune, brain and mood, muscular, nervous and cardiovascular.