8 Best Teeth Whitening Toothpastes, According to Dentists 2024
.First off, how do teeth get stained in the first place? “All teeth are made out of tubes—like pores,” , FAGD, founder of Brooklyn Mint, a dental practice in New York, previously told Glamour. When you eat or drink something richly pigmented—red wine, turmeric, tomato sauce, coffee—those pigments can penetrate the porous structure of enamel, creating that stained or dingy appearance.The best whitening toothpastes work by using one of two primary whitening methods: chemical bleaching and physical abrasion.The first method involves peroxide. “Peroxide acts as a bleaching agent to change the color of your teeth.