A device for mixing at least three products includes a first container for the separate packaging of at least a first and second product, a second container for storing a third product, and a coupling configured to couple the first and second containers to allow mixture of the first, second, and third products. The first container includes a first compartment configured to contain the first product and a second compartment configured to contain the second product isolated from the first product. The first container also includes a first open portion closed by a first cover and a second open portion closed by a second cover. The first and second open portions each communicate with the first and second compartments. The second container includes a third compartment configured to contain the third product to be mixed with the first and second products, and a dispensing orifice.