The assembly has a recipient (4) containing a cosmetic product and a body (3) on which the recipient is mounted. A massaging unit (2) is mounted on the body. A motor (19) drives in rotation the massaging unit around a rotation axis (X) relative to the body. A conduit (5) fluidly communicates with an outlet (11) of the recipient and the massaging unit. The recipient is arranged relative to the body in order to form a gripping unit for the assembly. The conduit is connected to an outlet of a distribution valve (9) of the recipient. Independent claims are also included for the following: (1) a kit comprising the cosmetic product distribution and massage assembly (2) a non-therapeutic and cosmetic process for applying a product on a surface of a body.