난초사랑
I don't smoke... and I brush my teeth diligently, but I guess there's nothing I can do about the yellowness.
I've seen people apply something to their teeth for whitening; would that be effective?
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I don't smoke... and I brush my teeth diligently, but I guess there's nothing I can do about the yellowness.
I've seen people apply something to their teeth for whitening; would that be effective?