Sep 14, 2012 10:05 AM
It's not that we don't like our regular tube o' toothpaste, it's that we're ready to try something new. Err, old, that is. Couto Toothpaste ($9), invented in Portugal in 1932, is still cleaning teeth today. The paste steers clear of sweetness, but packs a heavy wallop of menthol. We're banking on having a gleaming smile and fresh breath that stays fresh for hours.