Holistic Selenium is a food supplement that contains 200 µg of selenium, an important antioxidant. Selenium is found in Brazil nuts, offal, fish, shellfish, egg yolk and almonds. The beauty is that selenium contributes to the normal function of the immune system, to normal hair and nails, to protecting the cells against oxidative stress, as well as to normal thyroid function and spermatogenesis. Consider the importance of a varied and balanced diet and a healthy lifestyle.