Category: mineral
Aliases: Zn²⁺, Zinc picolinate, Zinc bisglycinate, Zinc monomethionine
Structural component of zinc-finger transcription factors (including AR, VDR, p53) and catalytic cofactor for carbonic anhydrase, alkaline phosphatase, DNA/RNA polymerases, and CuZn-SOD. Required for 5α-reductase and testicular testosterone synthesis. Intestinal uptake via ZIP4; efflux to portal blood via ZnT1. Competes with copper for DMT1 at high doses.
PO: 6h