Some who have tried this method of DIY teeth whitening claim that it has given them dramatic and even instant results.. Just to be clear, the “charcoal… Whitening vs Bleaching. Charcoal teeth whitening is the practice of brushing with a charcoal powder or soaking your teeth in a paste made from charcoal. Like any trendy new dental hygiene tip, we decided to take a closer look at the charcoal teeth whitening trend, and here is what we want you to know. Whether activated charcoal can whiten teeth requires an understanding of the difference between the terms “whitening” and “bleaching,” as well as awareness of the current research and the position of the American Dental Association (ADA) on the use of “activated charcoal” to whiten teeth. The only proven ways to whiten teeth safely are with ADA-approved whitening products or in-office bleaching … We’ve seen posts and articles about using raw activated charcoal or toothpastes with charcoal mixed in to clean your teeth with the expectation that it has natural teeth whitening … Activated charcoal (also known as activated carbon) is a fine black powder, manufactured from a mixture of products including coal, clay, oil, and coconut shells (which is why it is sometimes referred to as bamboo charcoal teeth whitening, or coconut charcoal teeth whitening). Charcoal should be used once every other week at the most, even if your teeth feel fine.