And at first glance, Kate appeared to have taken her boycott too far as she was pictured looking extremely haggard and aged.
But the actress hasn't totally abandoned her beauty regime and was simply in costume her latest film role.
Kate Winslet on the set of her new movie 'The Reader' on location in Germany
Kate, 32, is starring alongside Ralph Fiennes in Stephen Daldry's post-world war II drama, The Reader, based on the novel by Bernhard Schlink.
The film, currently being shot on location in Germany, sees Kate playing an older woman involved with a young man.
Aged: The actress emerges from her trailer for her role as a young man's love interest
Kate replaced Nicole Kidman after she pulled out of shooting on the drama after falling pregnant.
Kate recently finished filming Revolutionary Road, which will sees her back on the big screen alongside her Titanic co-star Leonardo DiCaprio.
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