>>52553827It's recommended to buy a type of bioglass toothpaste. It's banned in the US due to legal issues with the patent but you can still get it through Amazon. It's a preventive measure because once once your enamel is eaten away the dentin and tubules are exposed which bacteria gets into and causes cavities. Bioglass fills those holes and the flouride can even help to start repairs. This will help to prevent Pipkin teeth in the long run.