Other Information: Products containing stannous fluoride may produce surface staining of the teeth. Adequate toothbrushing may prevent these stains which are not harmful or permanent and may be removed by your dentist. This Crest is specially formulated to help prevent staining. See your dentist regularly. Fluoride toothpaste for anticavity, antigingivitis and sensitive teeth. Protects against areas dentists check most. Patented stannous fluoride technology. Helps relieve sensitivity in 3 days. Cavities. Gingivitis. Acid erosion (Acid erosion effects: Acids in everyday foods can soften and thin enamel, leaving teeth less white, weaker, and sensitive). Sensitivity. Plaque. Tartar. Whitening. Freshens breath. This toothpaste contains ActivClean Crystals for advanced stain protection. Advanced Sensitive Relief: Creates a protective layer to shield against tooth sensitivity. Helps relieve sensitivity in 3 days. www.crest.com. www.pg.com. Questions? 1-800-594-4158.