REGENERATE Enamel Science toothpaste is powered by an exclusive and clinically proven NR-5 technology; the NR-5 ingredients combine to form a fresh supply of tooth enamel mineral which wrap and integrate onto teeth. Thanks to its unique formulation, the REGENERATE Enamel Science toothpaste has distinctive product characteristics: a dense formula with a rich texture due to the high content of ingredients and a fresh mint sensation.