By Ben Spencer for the Daily Mail
Published: 00:06 GMT, 22 February 2019 | Updated: 00:06 GMT, 22 February 2019
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DIY teeth whitening kits sold in high street stores can damage enamel and increase sensitivity, dentists warn.
A study led by experts at the University of Manchester Dental School reveals the risks of using over-the-counter products.
European regulations mean teeth whitening treatments that contain hydrogen peroxide – a bleaching agent – can be provided only by qualified dental practitioners.
But other treatments, including those containing sodium chlorite or sodium carbonate peroxide, can be sold by any pharmacist to anyone walking in off the street.
Dentists from Manchester university have warned that some high street teeth whitening kits can damage your enamel (stock image)
The research team, writing in the British Dental Journal, said traditional bleaching treatments have 30 years of safety data, but little research has been done to show
