How to whiten teeth like a Parisian

La Parisienne likes healthy and natural things a little bit in all areas and this is also true for her hygiene, beauty products or even the care of her teeth. Before moving on to more aggressive treatments to whiten her teeth, which moreover lose their effect after six months and which are expensive and can damage the enamel, she will first use some of her grandmother's good secrets! Here are some of them, as well as a little lesson on teeth...