A laundry washing machine comprising an outer casing and, inside said outer casing , a washing tub , a rotatable drum housed in axially rotatable manner inside the washing tub and structured for housing laundry to be washed, a detergent dispenser which is structured for supplying a detergent into the washing tub , a fresh-water supply circuit which is structured for selectively channelling a flow of fresh water from a water mains towards the detergent dispenser and/or the washing tub , and an internal water softening device capable of reducing a hardness degree of the fresh water directed towards the detergent dispenser or the washing tub ; the laundry washing machine furthermore comprising at least a first drawer which is fitted/inserted in extractable manner into a corresponding drawer housing located/recessed inside the outer casing , and is movable in a displacement direction (d) between a retracted position in which said first drawer is almost completely recessed into the outer casing , and an extracted position in which said first drawer partly juts out from the outer casing ; said first drawer comprising a drawer-like supporting structure which has a substantially basin-shaped, regeneration-agent compartment structured for being manually fillable with a given amount of consumable salt or other regeneration agent; the laundry washing machine being characterized in that said first drawer additionally comprises a manually openable, upper lid assembly which is fitted on an upper mouth of said regeneration-agent compartment so as to move together with said drawer-like supporting structure , whereby said upper lid assembly is structured to selectively close/cover the upper mouth of said regeneration-agent compartment , and is structured to receive, at least when said first drawer is placed in the retracted position, a flow of fresh water and to channel said fresh water into the beneath-located regeneration-agent compartment . the laundry washing machine furthermore comprising at least a first drawer which is fitted/inserted in extractable manner into a corresponding drawer housing located/recessed inside the outer casing , and is movable in a displacement direction (d) between a retracted position in which said first drawer is almost completely recessed into the outer casing , and an extracted position in which said first drawer partly juts out from the outer casing ; said first drawer comprising a drawer-like supporting structure which has a substantially basin-shaped, regeneration-agent compartment structured for being manually fillable with a given amount of consumable salt or other regeneration agent; the laundry washing machine being characterized in that said first drawer additionally comprises a manually openable, upper lid assembly which is fitted on an upper mouth of said regeneration-agent compartment so as to move together with said drawer-like supporting structure , whereby said upper lid assembly is structured to selectively close/cover the upper mouth of said regeneration-agent compartment , and is structured to receive, at least when said first drawer is placed in the retracted position, a flow of fresh water and to channel said fresh water into the beneath-located regeneration-agent compartment . <EOS>