Vitamin D3 1000 IU from Nova Diet is a nutritional supplement that helps the proper functioning of the immune system and the maintenance of the bone system. This vitamin is essential for general health and well-being. Vitamin D contributes to the maintenance of bones and teeth in normal conditions, by promoting their correct mineralization and playing an important role in the correct absorption and use of calcium and phosphorus. In addition, it is essential for the growth and development of the human body and contributes to the normal functioning of the immune system.