These pastes get their name from their vibrant purple tint. “Purple toothpaste works by using purple dye to neutralize any yellowish stains or coloration on the teeth,” explains Rhonda Kalasho, DDS of ...
The shift from basic white or gel toothpastes to a variety of modern options has made the simple act of brushing teeth more complicated. The three popular types of toothpaste available today are white ...