users often do not get the full

Just do not expect to look in the mirror and see an Extreme Makeover result! Two of the most common varieties are Crest Whitestrips and Colgate Simply White. Crest Whitestrips are nearly invisible sticky strips that are worn twice a day, for 30 minutes at a time. Colgate Simply White Night is a gel that is brushed onto your teeth before bedtime. Researchers have found that both methods work, however users often do not get the full benefits of their whitening kits is because they stop usage before the recommended time. So if you give either of these whitening methods a try?stick with it. Beware of home treatments such as lemon juice. It's an acid and can harm your teeth and may lead to cavities and irreparably damaged tooth enamel. The reason that lemon juice appears to whiten teeth is that it causes the teeth to lose calcium