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Opalescence PF 16% Carbamide Peroxide Whitening Gel

Opalescence • 8 x 1.2ml syringes

£45 - £65 (gel only)Strength: 16%

What reviewers say on other sites

A balanced overview of public customer feedback gathered from sources like Amazon, Trustpilot, Reddit and beauty blogs. Summarised in our own words — never copied verbatim.

Considered a gold standard by many for its powerful and even whitening when used with dentist-made custom trays. The PF (Potassium Nitrate and Fluoride) formula is praised for actively reducing sensitivity compared to other high-strength gels. The main drawback is the necessity of obtaining custom trays from a dentist, which adds significant cost and effort.

What reviewers praise

Excellent, long-lasting whitening, Reduced sensitivity due to PF formula, Thick gel consistency prevents running

Common complaints

Requires expensive custom dental trays, Can still cause sensitivity, Risk of gum irritation if trays are overfilled

Source: synthesised from public reviews on third-party sites. Not a substitute for reading reviews yourself or for medical/dental advice.

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