Have you ever looked at the back of a tube of toothpaste and wonder “what is all this junk anyway”? There are so many things that the average layperson has absolutely no idea that it is mindboggling just to start to research all of them. Most of these materials are there to enhance the flavour, consistency, and surface of the paste. But some of them are salts, some of them are carcinogens, and many of them are plain unhealthy. Here is a breakdown of what’s in toothpaste.