Mounjaro and Your Gut: What GLP-1s Really Do (with Dr Karan Rajan)

This Is My Journey | The GLP-1 Podcast · Sep 8, 2026 · 23m

Three quarters of people in the semaglutide trials had a gastrointestinal side effect. Only four per cent of UK adults were eating enough fibre before any of this started. So we've put millions of people on a medication that slows the gut down, in a country that was already barely eating any fibre, and then wondered why everyone feels awful. In this episode I'm joined by Dr Karan Rajan, an NHS surgeon, university clinical lecturer and one of the most-followed health educators in the world, with well over ten million people following him for his myth-busting videos. He's the author of the…