What is Zinc? Zinc is trace mineral with a number of roles in bodily function. Zinc benefits Zinc contributes to a number of roles in the body. Included in these are; a contribution to the normal function of the immune system & macronutrient metabolism a contribution to the maintenance of normal testosterone levels in blood & normal vision & the maintenance of normal skin/hair/nails & normal bones. It also contributes to normal cognitive function & helps protect cells from oxidative stress. Who is Zinc suitable for? Zinc is suitable as an addition to any supplement regime as it contributes to a number of physiological bodily functions. A number of our customers purchase this along with products in Muscle & Strength & Sports Performance.