The device (1) for supplying micronized medical salt comprises a container (2) for medical salt, having a vertical longitudinal development and a lower end portion (3) provided with a mouth of release (4) of the medical salt, a screw (20) inserted into the container and having an upper end (21) and a lower end (22) which is free, rotation members (30) of the screw mechanically connected thereto for rotating it with respect to the container, where the screw advances the medical salt downward so that the medical salt is released in a controlled manner from the mouth of release (4), the device further comprising a dispenser (50) which comprises a supply duct (51) and a ventilation member (60) which generates an air flow within the supply duct, where the mouth of release is in communication with the supply duct so as to release the medical salt directly in the air flow.
