This is a futuristic, high-tech toothpaste formulated with high concentrations of silver (Ag), xylitol, amino acids, and bio-salt. Experience a refreshing, clean feeling on your enamel that lasts all day*. This popular toothpaste was selected as a best-selling product on Korean TV shopping, boasting sales of over 2 million units and an 80% repeat purchase rate. The abrasive particles are in the form of silicone balls, so they can polish your teeth without damaging your enamel. Can be used with electric toothbrushes!!*According to brand research. Individual results may vary.