One of the most cheeky subjects in Nephrology is the diagnostic and therapeutic interventions on the nutritional status of CKD patients.It is cheeky because when it is not good it may kill the patient and also because it is one of the typical subjects that we « think » we know » but when we scratch a little bit we realise there are huge undiscovered avenues to explore.In order to know a bit more about it, check on the new episode of the ERA podcast "A pinch of Salt" concerning Nutrition in CKD with prof Giorgina Piccoli, Chair of the European Renal Nutrition (ERN) Working Group.