It is said to offer six benefits in one, including gum protection, cavity prevention, and tartar prevention. It provides care for sensitive teeth and inhibits bacteria remaining after brushing, offering a plaque-suppressing effect. Before bed, I pour about half a capful into the cap, gargle, and then spit it out. Since I started using it, the number of times I visit the dentist has decreased, and my gums seem to have improved as well. I recommend it.