Smile 4 You kits contain 16% Carbamide Peroxide which is equivalent to 5.8% Hydrogen Peroxide. It is exactly the same amount a Dentist will use during in-surgery whitening treatments, only the actual strength may differ.
Smile 4 You is number 1 leading teeth whitener available in UK. It stores easily and can be kept for up to two years. This home teeth whitening kit from Dr Georges Dental White is effective whenever you need to brighten up your smile.
Smile 4 You kits are fully approved by the Food & Drug Administration of America (FDA).