Fluoride anticavity toothpaste. Made without gluten. Hydrogen peroxide 4%. Enamel safe. Professionally designed. 4% Hydrogen peroxide formula. 3X whitening ingredient system (Our formula uses a 3-ingredient whitening system including hydrogen peroxide, calcium polishing crystals and out stain protection ingredient to whiten, brighten and protect). Whiten: Our highest level of hydrogen peroxide in a toothpaste. Brighten: Our highest level of calcium polishing crystals to enhance the brightness (brightness via stain removal) of your smile. Protect: Our stain protection technology helps prevent future surface stains. www.crest.com. www.pg.com. Questions? 1-800-492-7378. Recyclable carton. Made in USA (with US and globally sourced ingredients).