Mentadent White now Triple gold power The formula of White Now is renewed to provide a new ally, ready to immediately give you the whiter smile ever offered by Mentadent: White Gold Now! Mentadent improved its formula White Now making it even more powerful, effective and focused with 3 times more Blue Light Technology. Laboratory tests confirm that the effect of whitening instant of Gold is 55% more efficient than the classic White Now. Now White Gold is not only an effective toothpaste and attentive to the daily demands of your oral hygiene, with all the features which has always been attentive Mentadent, but it is also a precious beauty accessory for your smile. Now White Gold, dazzling smile after just one use! * * The effect of instant whitening is temporary.