this toothpaste uses color theories to whiten ... It does not contain flouride ... It claims that colors across from each other on the color wheel cancel each other out ... So purple canceling yellow making white ... I'm excited to try .
this toothpaste uses color theories to whiten ... It does not contain flouride ... It claims that colors across from each other on the color wheel cancel each other out ... So purple canceling yellow making white ... I'm excited to try .