An essential mineral thought to help maintain a healthy immune system and healthy skin, by reducing the damage caused by free radicals. At Simply Supplements we choose to use Zinc Citrate to other forms as this is easily absorbed in the body. Doctors and nutritionists have long known that Zinc is an essential mineral which is needed by the human body for overall health and wellbeing. The body uses zinc to strengthen the immune system. What's more, zinc is also believed to contribute to normal reproductive development and the normal structure of skin and wound healing. Each of our Zinc 15mg tablets contains 100% of the recommended daily allowance (RDA) of Zinc Citrate.