According to scientific studies, the vitamin D3 (cholecalciferol) is the most bioavailable most assimilable by the body form of vitamin D. Natural source of miraculous vitamin D3 is the sun. Reduced sunlight but during the winter and the necessary use of sunscreen prevents uptake by the body. For this reason Solgar gives you the form of a food supplement from natural sources and no added colors flavors and preservatives. 

The Vitamin D3 veg. of caps Solgar considered essential for bone health, nervous system, and according to recent studies and to protect the human body from heart disease and autoimmune diseases. 

The adequacy of vitamin D3 in the body ensures not only the absorption of calcium, not only a good mood and vitality but also protection against the challenges of winter after strengthens our immune system by helping white blood cells to derive the necessary information from the DNA to us face daily threats. 

The active form of vitamin D3 by an organization involved in the activation of several important biological processes such as the mobilization of calcium and phosphorus from bone tissue, the absorption of calcium and phosphorus from food in the thyroid and parathyroid gland, the functioning of the nervous system and immune system function. Also considered very useful in combating the symptoms of osteoporosis.