Our probiotic bright white toothpaste contains blue extracts of xylitol and propolis; Red version: Sodium Lauryl Sulfate, Cross linked Carboxymethyl Cellulose. It can deeply clean teeth, strengthen enamel, promote overall oral health, effectively remove pigmentation such as tea stains and coffee stains on the surface of teeth, and make teeth whiter and brighter. Its usage is very simple: take an appropriate amount of toothpaste, brush your teeth for 2-3 minutes using the correct method, and finally rinse your mouth with water. It can reduce oral odor and maintain fresh and pleasant breath.