Puhdas+ Super Zinc is a highly absorbable and vegan zinc supplement. Super Zinc contains a highly absorbable form of zinc: zinc bisglycinate! Zinc is an important mineral that contributes to the normal function of the immune system. Zinc also contributes to the maintenance of normal vision, bones, skin, hair and nails. In addition, zinc contributes to normal cognitive function, the protection of cells from oxidative stress and carbohydrate metabolism.