Crest Pro-Health Maximum Cavity Protection + Erosion Prevention* stops cavities before they start. Not all toothpastes protect against plaque bateria. Crest Pro-Health protects against plaque bacteria for 24 hours**. It cleans beyond what you can see and continues to work between brushings. Crest has you covered by protecting against cavities, early gum disease (gingivitis), enamel, plaque, whitening, and fresh breath. From Crest, the #1 Toothpaste brand in America.†*Prevention of enamel erosion due to dietary acids**with twice daily brushing†P&G calculation based on U.S. reported sales data for the year ending w/o 01/27/24.