Should I rinse my mouth after I brush my teeth with Willo? October 22, 2021 16:35 Updated Follow Willo does the job for you! There is no need for rinsing or spitting after having used Willo. Related articles Do I still need to floss after using Willo? Is Willo a waterflosser? I saw a little bit of blood on my mouthpiece after I brushed with Willo, is this normal? Can I use Willo with different members of my household? Is is safe to swallow the toothpaste ? How much toothpaste do you inject? How often do I need to use Willo?