A massage bathtub with sterilization effect comprises a first pipeline provided with a first ozone generator and a first pump, and the water resource supplied by a water discharging end penetrates the first ozone generator to become ozone water delivered by the first pump through the first pipeline; the first pipeline is provided with at least one first nozzles used for spraying the ozone water to a bathtub body; the bathtub body is provided with a second pipeline provided with a second ozone generator and a second pump, ozone generated by the second ozone generator is delivered through the second pump on the second pipeline, and the second pipeline is provided with at least one second nozzle used for ejecting the ozone into the bathtub body so as to retain the ozone concentration in the bathtub body to perform continuous sterilization. The ozone can be continuously delivered into the bathtub body, the disadvantages that ozone is prone to decomposition and losing the functions of sterilization and disinfection can be overcome, water in the bathtub body can become ozone water continuously, and sterilization and disinfection can be performed to the bathtub body continuously.