FUNCTIONS：
1.Advanced color-correcting toothpaste uses water-soluble purple ingredients to diminish yellow discoloration or stains by counteracting the color degradation to restore a brighter, whiter, morevivid smile.
2.Gentle on sensitive teeth and gums and doesn't strip enamel or irritate gums because it neutralizes the yellow color in teeth more naturally to conceal stains, improve brightness, and restore vibrance.