Pros and Cons of Activated Charcoal for Teeth Whitening
WEBThe cons include: It does not whiten the teeth: Regardless of the marketing gimmicks you see, activated charcoal cannot whiten the teeth. Yes, it eliminates stains from the teeth's surface, but it cannot stop yellowing and other severe stains. There is no fluoride present: Fluoride is essential for fortifying the teeth and fighting cavities.