A feeding apparatus for feeding single empty capsules to a packaging machines includes a magazine (11) adapted to house a stack (12) of trays (13) including a plurality of empty capsules; a drawing and moving device (14) adapted to draw from the stack (12), and move, a tray (13); a separation device adapted to receive the tray (13) from the drawing and moving device (14) and to obtain single empty capsules; and a transfer system (16) adapted to transfer the empty capsules from the separation device to a transport system of the packaging machine.