The refining of cereal grains, a major dietary staple in the UK, has been shown to remove up to 90% of the available zinc content of these foodstuffs. This, combined with the trend to eat less animal-derived protein, is likely to be one of the reasons why a staggering one out of three adults in the UK fails to consume sufficient dietary zinc. Zinc is important for a healthy immune system as well as the maintenance of healthy skin and a good complexion. Zinc is also important for reproductive health.This product supplies zinc in citrate form for maximum absorption. Each tablet provides 15mg of zinc (the RDA) and, at one-a-day, it is probably the best value zinc available to practitioners.