03 May 2023 --- At ProSweets 2023, Dr. Markus Schmid, institute director of the Sustainable Packaging Institute (SPI) at the Albstadt-Sigmaringen University of Applied Sciences, Germany, gave a presentation about the importance of packaging protection to reduce food waste. ProSweets took place between April 23 to 25 in Cologne, Germany, focusing on the confectionery and snack sectors.