Vanadium (element, chemical symbol V, atomic no.. 23, subgroup vanadium) it is a microelement (trace element), not fully recognised. Studies carried out on animals show, that it inhibits the formation of bad cholesterol in the blood, preventing cardiac diseases. Activates the insulin receptor and allows for a reduction of blood glucose. It shows the effect of insulin and allows for transport of nutrients into the muscle tissue. Proper nutrition fulfils the body's need for vanadium, which means that there is no need to have it supplemented by synthetic means. The source of this micronutrient are fish.