The brain in your belly, TEDx Stellenbosch, Feb 2018 24th July 201815th August 2018 Stefanie Malan-Muller View this informative TED talk by Dr Malan-Müller about how the bacteria in your gut can affect your brain. https://www.youtube.com/watch?v=nP7o3gGoaV4&frags=pl%2Cwn