You're too fucking stupid to actually read, aren't you? There's an entire section telling you that saliva's job is to remineralize and protect the tooth enamel, along with a list of other minerals that aren't liquid neurotoxins to remineralizes your teeth.
Back to Reddit, Faggot.
https://en.m.wikipedia.org/wiki/Remineralisation_of_teeth
Back to Reddit, Faggot.