Strengthens the immune system.The BioActivo Selenium + Zinc contains selenium, which contributes to the normal functioning of the immune and reproductive system, while helping the thyroid gland to function well. BioActivo Selenium + Zinc is the ideal antioxidant supplement, as it contains not only pure organic selenium and zinc, but also vitamins C and E, which help to protect cells from oxidative stress caused by free radicals. In addition BioActivo Selenium + Zinc contains vitamin B6. Soil in some parts of the world is known to be low in selenium, which results in the production of food (including meat) with less selenium content.Selenium is an essential trace element that supports a variety of selenoproteins and selenium-dependent enzymes that are essential for human health. One of these enzymes is glutathione peroxidase (GSH-Px) which, in collaboration with other antioxidants, protects the body's cells from oxidative stress caused by free radicals. Supporting selenium-dependent proteins (selenoproteins). This mineral contributes to the normal functioning of the immune system, normal maintenance of hair and nails, functioning of the thyroid gland, normal fertility, among several functions.Zinc, like selenium, is an trace element, which means that it is present in tiny amounts in the diet and is only needed in small amounts for human health. However, it is important to get enough of this nutrient, which, among other things, contributes to the maintenance of normal hair, skin, nails, bones and vision.