There are 7 types of RO toothpaste, each of which is based on different oral problems and adopts fluoride-free formula. It can effectively prevent dental caries, whiten teeth and refresh breath. RO toothpaste also contains natural plant extracts, which have antibacterial, disinfection and hemostatic effects, can effectively destroy the growth environment of oral bacteria, prevent their invasion, and also have the effect of refreshing breath. The price is close to the people and cost-effective.