Plain-language writing about the bacteria that live in your mouth, and honest assessments of the products sold on the back of that idea.
How this site makes money. Some links here are affiliate links. If you buy through one, the seller pays a commission and your price is unchanged. Every page carries that disclosure before its first link, and where a product has not been personally used, the page says so.
Your mouth is an ecosystem, not a countertop — why the kill-every-germ reflex may be the wrong mental model for everyday oral care, what changes if you take the habitat idea seriously, the drawbacks nobody leads with, and who should skip the products built on it.
It is not a medical or dental resource, and nothing here is advice about your own mouth. If something hurts or has changed, that is an appointment with a dentist, not an article. Talk to your own dentist or doctor before starting any supplement, especially if you have a diagnosed condition or take medication.