Wassen, the mineral expert, selects only the highest quality nutrients. This formula contains carefully chosen levels of nutrients and only contains natural colours which may vary slightly. Our Selenium from Enriched Yeast is a highly bioavailable form of Selenium. Selenium is central to healthy working immune function and helps protect your cells from oxidative stress, oxidation is the process associated with ageing cells and decay. Wassen Selenium ACE+D offers a specially designed combination to support your body all year round.