"Black is White" toothpaste promotes oral health with enzymes that support the protective function of saliva and 15'000 ppm hydroxyapatite - a component that enhances tooth enamel. It contains a blue filter that gives you a pleasant cooling feel when brushing. No bleaching, corrosive substances, SLS & triclosan. It can be used as a daily toothpaste without restrictions. With extremely mild lemon flavor.