Our Teeth brightening repair gel contain propolis, orange peel extract and tea tree oil. It cleans tartar, removes yellow stains, freshens breath and makes teeth whiter. The way to use it is simple: brush your teeth before use, clean your teeth, and then apply the gel evenly to the surface of your teeth. Avoid eating or drinking for 30 minutes and rinse your mouth with water. Effectively remove yellow tooth stains caused by cigarettes, tea and coffee, solve the problem of yellow teeth, fresh breath, and thus maintain the health of teeth.