Unilever

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.

After three years of collaborative research and development work, Unilever and its Hourglass brand have produced a vegan blend to replace carmine - widely used in the colour cosmetics market (Getty Images)

Special Edition: Clean & Ethical - 'Better for you, better for the planet' beauty

‘Seemingly unconquerable’: Unilever to open-source vegan replacement for carmine red

By Kacey Culliney

Unilever and its prestige brand Hourglass have developed a vegan carmine alternative after years of supplier collaboration – a patent-pending innovation it plans to open-source in the coming year, says the global vice president of R&D for prestige.

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