Zinc 25 mg Biofaktor is a source of easily digestible zinc in the form of zinc gluconate. Zinc has many functions in the body, but above all it contributes to the maintenance of normal skin, hair, and nails. It also supports a proper vision, the functioning of the immune system, and the maintaining of cognitive functions. Zinc contributes to normal DNA synthesis, and that is why it participates in the process of cell division. It also supports fertility and proper reproductive function and contributes to the maintenance of normal testosterone level in the blood. Moreover, it contributes to the normal metabolism of macronutrients, carbohydrates, fatty acids, protein, and vitamin A and contributes to the protection of cells from oxidative stress.