Not sure if this is 100% scientifically backed but I read a bit by a dental hygienist on a forum that you shouldn’t rinse when brushing with proper toothpaste because it can help remineralize the teeth if when its not rinsed away after
Its annoying but its a good way to cut down on mindless snacking at the very least for me so its something I do sometimes. Hope its not voodoo
Chew gum with Xylitol. I would have a cavity every couple years or so. Since chewing this every day, zero cavities in the last 8 years or so. It neuters the bad bacteria I guess.