Brand from China: EHD. For stained teeth, bad breath, fragile and sensitive teeth, dental calculus problemsSodium Phytate absorb and dissolve pigmentation and stain and Calcium Carbonate reduce stain depositionCalcium lactate reduce tooth enamel mineral loss and prevent calculus Zinc citrate reduce bacteria accumulation, Folic Acid protect gums healthSargassum Pallidum Extract protect oral mucosa and prevent bacterial invasionDelicate and soft foam, small molecules easy to clean gaps between teethRefreshing and long-lasting lemon mint scentDoes not contain fluorescent agent, diethylene glycol, bleach, asbestos, triclosan, fluorine, hormone, heavy metal, non-food colorants or alcoholHow To Use:Use a small spoon to take an appropriate amount of the tooth cleaning powder and apply it on the wet toothbrushBrush your teeth normally for 3 minutes, then rinse