The gentle toothpaste Swissdent Gentle Whitening Toothpaste is designed for gentle cleaning and gentle whitening of sensitive teeth. It contains natural enzymes to remove dental plaque and vitamin E, which helps care for the gums. Micronized calcium peroxide acts both on the surface of tooth enamel and between its individual enamel crystals, effectively whitening it.  The natural enzymes papain and bromelain remove the protein layer on the tooth surface that causes external discoloration and the formation of dental plaque.  It contains vitamin E, which helps care for the gums.