Diamond Email's unique and essential formula! This red toothpaste contains light reflectors. naturale To make your teeth shine and give you a radiant smile! The iconic toothpaste from the Diamond Brand, the "red formula" will keep your smile sublime for years to come. Instant brightness and long-lasting radiance are provided by light reflectors. naturale for immediate shine, essential oils and very soft agents that, day after day, stain and actually help teeth find their whiteness naturale.