Colgate Optic White Renewal is whitening that works. Get 10X whiter teeth with this powerful teeth whitening toothpaste, which contains dentist-recommended hydrogen peroxide. Featuring a patented 3% hydrogen peroxide formula, this toothpaste whitens deeply—beyond surface stains—by penetrating below the tooth surface to target intrinsic stains.Colgate Optic White Renewal Toothpaste in High Impact White is a mint toothpaste with a refreshing flavor that also freshens breath. As an anticavity fluoride toothpaste, it helps protect against cavities while remaining enamel-safe for daily use. Add this whitening toothpaste to your oral care routine for a safe and effective way to whiten both inside and out.This vegan toothpaste is also gluten-free and sugar-free, giving you a whitening solution that fits into your lifestyle. For best results and good oral hygiene, brush twice a day for two minutes.vs. a fluoride toothpaste without hydrogen peroxide, after 4 weeks of use as directed