OSLO, April 28 -- Researchers who have discovered thousands of chemical substances in food packaging are calling for these plastics to be redesigned to ensure consumer safety. In particular, two studies have identified chemicals that can affect hormone secretion and metabolism.

From yogurt pots and salad trays to cheese slices wrapped in film, researchers at the Norwegian University of Science and Technology (NTNU) have analysed the packaging of several food products purchased between winter 2020 and spring 2021, from five countries around the world (USA, Germany, Norway, UK, South Korea) selected for their high plastic consumption. The aim was to determine whether packaging in contact with food contained substances that could prove harm...