Colgate Optic White Advanced Teeth Whitening Toothpaste deeply whitens for up to 4 shades.* It contains 2% hydrogen peroxide, a professionally recommended whitening ingredient proven to deeply whiten beyond surface stains. This vegan toothpaste is enamel safe and good for daily use. Plus, the fluoride toothpaste formula provides protection against cavities. Get a brighter, whiter, bolder smile with Colgate Optic White Advanced Teeth Whitening Toothpaste. *when brushing twice daily for 6 weeks