Speak with DDS: Usually the percentage is higher-check with your dentist and see if this satisfies the results you are after. In addition, habits such as smoking and dark beverage consumption are always an ongoing factor.
Answered 1/12/2016
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10 % is recommended: 10 % carbamide peroxide yields approximately 3.5 % hydrogen peroxide and is recommended as effective and safe maintenance whitening product.
Answered 4/12/2020
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