Ancient Purity presents Food Grade Selenium, this supplement created from Selenium Yeast was shown 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. Additionally, Selenium is an essential trace mineral that promotes numerous bodily processes. Sufficient Selenium intake can help the normal function of the immune system, aid with fertility (normal spermatogenesis) the maintenance of normal hair and nails, normal thyroid function and the protection of cells from oxidative stress; it is therefore an antioxidant. Additionally, Selenium is an essential trace mineral that promotes numerous bodily processes. Sufficient Selenium intake can help improve cognition, boost the immune system, aid with fertility and more…Long-term total selenium intake from all sources should not exceed 400µg per day. One Vegan Tablet provides 100µg. Ancient Purity Selenium is Food-Based “Bio-available” which means when you take it your body will recognise and absorb it like food. Stored in a Miron Glass Jar for maximum freshness.