How much zinc do men training at the gym need?

Zinc is an essen­tial min­er­al need­ed for immune func­tion, pro­tein syn­the­sis, tes­tic­u­lar func­tion, testos­terone pro­duc­tion and wound heal­ing. Zinc defi­cien­cy direct­ly caus­es loss of lean body mass, which is restored…