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Dangerous chemicals found in teeth-whitening kits bought online

By Albert Leung, Professor and Head of School of Dentistry, Royal College of Surgeons in Ireland, RCSI University of Medicine and Health Sciences

UK Trading Standards has recently found that up to 90% of home-use teeth-whitening kits shipped through the mail might be unsafe.

It is unlawful in the UK for home-use teeth-whitening kits to contain more than 0.1% hydrogen peroxide, the chemical most commonly used to bleach teeth. Whitening products that release between…

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