Crest Pro-Health Densify PRO Intensive Care toothpaste helps reverse early decay for stronger teeth. Experience the 3X Enamel Protection System that remineralizes weakened enamel, prevents demineralization due to plaque acid, and helps protect enamel against future density loss. Stabilized with amino acid glycine, this stannous fluoride toothpaste helps protect against cavities and fight gingivitis. Crest is committed to sustainability using a High Density Poleythylene (HDPE) tube and recyclable carton, to learn more about recycling options, visit ca.crest.com/recycling.