Mila Kunis did 'very little eating' while making Black Swan Mila Kunis has admitted her preparation for Black Swan involved "a lot of dancing and very little eating". 17 August 2025 Mila Kunis barely ate when she was making Black Swan. Mila Kunis ate very little while making Black Swan The 42-year-old actress candidly admitted she had a gruelling diet and exercise regime when working to portray a professional ballerina in the 2010 movie, which was directed by Darren Aronofsky and also starred Natalie Portman.