Our yellow toothpaste contains hydroxyapatite, theobromine and colloidal silver. It whitens teeth and significantly improves the shine of teeth. Effective removal of yellow stains and stains on the surface of teeth. The way to use it is simple: gently rinse your mouth with the aquatic product for 3 to 4 minutes using the correct brushing method. And can be mild ingredients to prevent acid corrosion, protect tooth enamel, enhance tooth protection.