A carousel (1) for supporting and weighing containers (2), comprising: a carrier element (6) supporting at least one container (2), rotatable about a respective axis (X) and presenting at least one opening (13) affording access to an enclosure (14) within the selfsame element (6); a plate (15) associated with the underside of the carrier element (6), serving to close the opening (13), and a system (17) for weighing the container (2), installed at least partially within the enclosure (14). The weighing system (17) comprises a load cell (18) associated with the plate (15) and housed in the enclosure (14).