This Food-State Selenium supplement is created from Mineral Yeast. It has been observed by the European Food Standards Agency to be the cleanest, safest and most bio-available form of Selenium. Protecting cells and supporting normal cell health is probably the most significant reason why many holistic health practitioners recommend taking Selenium. It is an essential trace mineral that promotes numerous bodily processes. Sufficient intake can help the function of the immune system, boost cognition, aid with fertility (normal spermatogenesis) the maintenance of normal hair and nails, thyroid function and the protection of cells from oxidative stress; it is therefore an antioxidant. One Vegan Tablet provides 100µg. Deficiency can affect many areas of health because the mineral is vital for numerous functions in the body. Typical signs may include low energy, muscle weakness, thinning hair, reduced immune defence, and difficulties with fertility. This is Food-Based "Bio-available" which means when you take it your body will recognise and absorb it like food. Super Clean, Effective and easily absorbed by the body. Stored in a Miron Glass Jar for maximum freshness of the food tablets.