Our probiotic brightening toothpaste contains water, sodium phytate, and peppermint extract. It contains natural ingredients that can effectively and quickly remove stains caused by coffee, tea, alcohol, and other factors over the years. Its usage is very simple: 1. Take an appropriate amount of toothpaste and put it on the toothbrush. 2. Brush your teeth gently in circular motions from inside out for 1-2 minutes. 3. Rinse thoroughly with clean water afterwards. After use, it beautifies teeth, reduces odors, and freshens breath.