Yes. Peg-40 hydrogenated castor oil is a mouthwash, which can keep the oral cavity clean and fragrant for a long time and inhibit the generation of tartar in the oral cavity. It can be eaten, but the mouthwash needs to be spit out after rinsing. The benefits of using mouthwash are as follows:

1, mouthwash can prevent caries, reduce the number of pathogenic microorganisms in the mouth, and relieve pain.

2, prevent bad breath, make the mouth clean and comfortable.