Advance to a healthier smile and stronger Teeth with Crest Pro-Health Advanced antibacterial protection. It provides protection against plaque bacteria to keep your mouth healthy and provide long lasting freshness. It is made with patented stannous fluoride and provides clinically proven protection. It provides 8 advanced benefits in 1, including: fresh breath, whitening, protection against acid erosion, sensitivity, cavities, Gingivitis, Plaque, and tartar. Fights plaque bacteria associated with gingivitis Acid Erosion effects: Acids in everyday foods can soften and thin enamel, leaving teeth less white, weaker, and sensitive.