Xand starts an experiment, eating an 80% UPF diet whilst continuing to learn about it. He speaks to obesity expert, Dr Janine Makaronidis from University College London about the food’s direct effect on his body, what it will do to his appetite, hormones and weight.  He also interviews Dr Kevin Hall from the National Institute of Health in the US about his ground-breaking research into the consumption of UPF - Kevin was the first to prove that UPF causes weight gain. See acast.com/privacy for privacy and opt-out information.