Development and Characterization of Films Containing Sichuan Pepper Extract to Extend the Shelf Life of Refrigerated Beef Patties

This study explores innovative approaches for sustainable food preservation by incorporat- ing Sichuan pepper extract into biodegradable gelatin and alginate films. In response to growing environmental and health concerns, these natural polymers offer alterna- tives to petroleum-based plastics and synthetic additives. The aim of this study was to compare films made from gelatin and alginate and containing Sichuan pepper extract (2.5 and 5%) and to evaluate their effectiveness in extending the...