Now Foods Selenium 200 mcg dietary supplement is a capsule preparation containing selenium in the form of L-selenomethionine. This is a form of selenium known for its high absorption by the body. Selenium is considered an important bioelement that performs important functions in the body. It can be found in a variety of foods such as Brazil nuts, sunflower seeds, fish and brewers yeast. Selenium contributes to the correct course of spermatogenesis and helps to: in the proper functioning of the immune system in the proper functioning of the thyroid gland in protecting cells against oxidative stress keep your hair and nails healthy. The beneficial effect resulting from the declared action occurs when consuming 1 capsule per day. The product packaging allows food supplementation for 3 months.