A low salt diet is one thing, but a no salt life? In this episode of Life Without, Alan Davies discusses how Sodium Chloride affects our world and our taste buds.

From our kitchens to our oceans, salt is everywhere and our brains and bodies would struggle without it. How long before we struggle and what alternatives might be available today?

This episode features Mark Miodownik, Professor of Materials and Society at UCL and nutritional food scientist, bestselling author and broadcaster, Kumud Gandhi.

An ITN production for BBC Radio 4