The invention relates to a protective device for an electronic device, in particular a mobile telephone, comprising a protective casing (2), said casing (2) being capable of being fastened to the electronic device, the device (1) comprising a unit for dispensing a product, in particular a cosmetic product, the dispensing unit being provided with a container (3) for said product and with means for actuating the dispensing of the product, the dispensing unit being mounted on the casing (2) such that the container (3) is movable with respect to the casing (2), the movement of the container (3) with respect to the casing (2) actuating the dispensing of the product.