Fights cavities. Protects against acids that cause cavities. Fights tartar build-up above the gumline. Works by gently polishing away surface stains - not bleaching. Leaves a great clean sensation - teeth feel slick and smooth. Baking soda without a strong salty taste. Leaves breath feeling refreshed, all in one toothpaste. This special multi-care formula protects the surface of your teeth, and gently polishes away stains while you brush. First it helps protect your teeth against cavities, the acids that cause them, and fights tartar build-up. Then it uses an enamel safe polishing ingredient to gently remove stains from your teeth - polishing without bleaching. Crest MultiCare Whitening leaves your mouth with a great clean sensation, your teeth feeling slick and smooth all over, and your breath refreshed.