Does anyone know of any good teeth whitening methods?

colgate simply white day

Question by Me.: Does anyone know of any good teeth whitening methods?
My teeth aren't bad at all, I would just love for them to look a little bit brighter. I used to use Colgate Simply White, which was just a brush-on gel that you used twice a day. It worked great, but I haven't seen it sold in stores for quite a while. Right now I use Listerine Whitening Pre-brush rinse, and it doesn't seem to be working. I have never tried any kind of whitening strips, because

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