Formulation & Science

The at-home kit builds on existing inventions by Unilever and uses a film and light source for simpler and efficient teeth whitening [Getty Images]

Special Edition: Beauty Tech - Advances in biotech, personalisation and usability

Unilever files patent for at-home ‘user friendly’ teeth whitening kit

By Kacey Culliney

Personal care major Unilever has developed a whitening kit for teeth that combines a film containing a photosensitiser and an actinic light source for simple and efficient use at home.

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