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.

There are currently seven personal care brands participating in Loop's waste-free UK e-commerce platform, though not all have officially launched durable products yet

Big brand talks: In conversation with Unilever, REN, Beiersdorf, Bulldog and Beauty Kitchen

Loop power: Big beauty brands see ‘great opportunity’ in reusables

By Kacey Culliney

Unilever, REN, Beiersdorf, Bulldog Skincare and Beauty Kitchen are all dedicated to continued innovation around durable beauty with TerraCycle’s spin-off Loop, but each brand says there remain challenges ahead.