It exists, you can slowly remineralise your teeth: https://en.m.wikipedia.org/wiki/NovaMin https://en.m.wikipedia.org/wiki/NovaMin Because a non-human ingredi

It exists, you can slowly remineralise your teeth: https://en.m.wikipedia.org/wiki/NovaMin https://en.m.wikipedia.org/wiki/NovaMin Because a non-human ingredient becomes part of the teeth, I like to pretend that I become transhumanist every time I brush my teeth!