Packaging element with a hermetically sealed dosing mechanism for semi-solid products, comprehending its body as a sole piece (10) injected in plastic material, configuring two concentric parts, one internal that configures the product containing cup-like recipient (11) and an external which configures a skirt for optional finishing (12), both with their top endings integrated between themselves by a horizontal wall (13), above which emerge vertically two concentric collars (14) and (15), which configure a hermetical coupling for a device in the shape of a spinning disc (16) that rotates in only one direction and always in the same plane in relation to the main body (10), and whose spinning disc (16) outside portion, may receive an optional over-lid (17), while from its inside portion has constructive details integrated to the assembly of an integrated protection dosing valve mechanism (18) and an actioning mechanism (19) for a piston (20) that, by its turn, initially (full package) is placed along with the bottom (21) of the cup-like recipient (11) containing the product (P).