I've actually had pretty good luck with those sensitive whitening toothpastes. Been using one for about six months now, and while it's not a dramatic ...

Interesting perspective, but I have to say, the app actually helped me quite a bit. I've been brushing my teeth for decades (longer than I'd care to a...

Diluting is a good suggestion, especially if it's too concentrated. Another thing you might try is blending it with something neutral like almond or j...