Zinc is an essential element supporting men’s reproductive health and the immune system.This product contains Zinc citrate (a bio-available form of Zinc), and an extract from Oceania oysters, which are a premium natural source of vitamins and minerals due to the pristine environment in which they grow. Ingredients Each tablet contains extracts equiv. to dry:Zinc (from Zinc citrate dihydrate) 7.3mgOyster powder equiv. to flesh 1000mgNo added lactose, gluten, yeast, egg or artificial flavours.