The present invention provides a multi-ply twisted yarn for a cut- resistant fabric, and the multi-ply twisted yarn comprises (i) at least a first single yarn (1) having a skin-core structure, wherein the skin comprises aromatic polyamide staple fibers (11) and the core comprises tungsten filaments (12), and (ii) at least a second single yarn (2) having a skin-core structure, wherein the skin comprises cut- resistant staple fibers (21), the core comprises at least an elastomer filament (22), and the cut-resistant staple fibers of the second single yarn are selected from one or more of aromatic polyamide staple fibers, aliphatic polyamide staple fibers and polyethylene staple fibers. The present invention further provides a cut-resistant fabric comprising the multi-ply twisted yarn and a protective product comprising the cut-resistant fabric.