Crest Pro-Health Maximum Cavity Protection toothpaste helps prevent cavities from forming. Unlike most toothpastes that lose effectiveness quickly, its antibacterial fluoride shields your teeth for up to 12 hours. It defends against cavities, early gum disease, enamel damage, plaque buildup, and also whitens teeth while freshening breath. From Crest, America’s top toothpaste brand. This convenient trial size is ideal for carrying with you wherever you go.