A man says he got a throat ulcer after using Hello Activated Charcoal Toothpaste. He's not alone—here's why it might happen ...

If you’re looking for a cleaner, more natural way to care for your teeth, DIY toothpaste can be a great alternative. This activated charcoal toothpaste is simple to create, uses easily ...

you can create a toothpaste that’s effective, eco-friendly, and free of harsh chemicals. In a small bowl, combine the calcium carbonate powder, baking soda, xylitol, and activated charcoal.