Dr Philip Smith, Digital and Education Editor of Gut and Honorary Consultant Gastroenterologist at the Royal Liverpool Hospital, Liverpool, UK interviews Professor Benoit Chassaing and Dr Héloïse Rytter from Microbiome-Host Interactions, INSERM, Institut Pasteur, Université Paris Cité, Paris, France, on the paper " In vitro microbiota model recapitulates and predicts individualised sensitivity to dietary emulsifier " published in paper copy in Gut in May 2025. Please subscribe to the Gut podcast on your favourite platform to get the latest podcast every month. If you enjoy our podcast, you can leave us a review or a comment on Apple Podcasts ( https://apple.co/3UOTwqS ) or Spotify ( https://spoti.fi/3Ifxq9p ).