The product contains the mineral selenium in a special form of L-selenomethionine, which ensures rapid and maximum absorption. Selenium contributes to the normal function of the thyroid gland and the immune system, the maintenance of normal hair and nails, and the protection of cells from oxidative stress. Without sugar, salt and starch. It does not contain yeast, wheat, soy, dairy ingredients and is formulated without the use of artificial preservatives, flavors or colors.