A blister supporting device (1) is described, which includes a device body (10) including a housing seat of a blister (20) including a plurality of products (23), inside the device body (10) being defined a collection compartment (6) of a product (23) ejected from the blister (20), the device body (10) including an ejection opening (7) provided in order to allow ejecting a product (23) from the collection compartment (6). The blister supporting device (1) includes an ejection detection circuit (50) adapted to detect the ejection of the product (23) from the product collection compartment (5) through the ejection opening (7), wherein the ejection detection circuit (50) is configured to be able to distinguish the transit direction of the product (23) through the ejection opening.