this is a high strength selenium supplement also providing vitamin c & other antioxidants. nutritionists now recognise that nature has given us a range of potent antioxidants that are able to neutralise free radicals. these antioxidants are found in fruit & vegetables but only in small quantities. in supersec® we've combined effective levels some of the well known antioxidant nutrients; selenium vitamin a beta carotene vitamin e & vitamin c with some of the best sources of natural plant antioxidants.dietary intakes of selenium have fallen in recent years & official figures show that selenium intake for 80% of adults in the uk is now below the recommended nutrient intake (rni) level. the selenium content of foods has become depleted by processing & refining which removes much of this essential mineral from our foods.easy to absorb selenium forman organic compound as found in foodhigh strength one-a-day tabletstaste free coated tabletsgmp manufactureduk-made & tested