, twice the selenium of some high street brands well absorbed forms of selenium to maximise absorption, taste-free coated tablets, made to gmp pharmaceutical standardssome selenium products provide just 100µg of selenium whilst nature’s best provides 200µg in each one-a-day tablet. we use a combination of two well researched forms of selenium; selenomethionine & selenite together with three important vitamins a, c & e at slightly higher levels than many high street equivalents.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.selenium is an essential nutrient which contributes to the protection of cell constituents from oxidative damage (used by the body to make antioxidant enzymes whose role is to neutralise ‘free radicals’ unstable chemicals which in excess can damage cells). it also contributes to the:normal function of the immune system normal thyroid functionthe maintenance of normal hair & nailsnormal spermatogenesisdietary 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 nutrient reference intake (nrv) level. the selenium content of foods has become depleted by processing & refining which removes much of this essential mineral from our foods. selenium is an essential nutrient used by the body to make antioxidant enzymes whose role is to neutralise ‘free radicals’ unstable chemicals which in excess can damage cells. it’s no wonder that selenium is now one of the top selling supplements in the uk.