Table 3.

Sample description.

Sample	Description
Whey-based laminate	Laminate consisting of polyethylene (PE), polyethylene terephthalate (PET) and whey protein-based layer (inner part)
Whey-based laminate-2%CS-CSNPs ROS	Whey-based laminate functionalised with 2% chitosan solution (2% CS) for “1. Layer” and chitosan nanoparticles with embedded rosemary extract (CSNPs ROS) for “2. Layer”
Whey-based laminate-2%CS-CSNPs ROS + ROS	Whey-based laminate-2% CS + CSNPs ROS additionally coated with rosemary ethanolic solution
Whey-based laminate-2%CS-CSNPs CIN	Whey-based laminate functionalised with 2% chitosan solution (2%CS) and chitosan nanoparticles with embedded cinnamon extract (CSNPs CIN)
Whey-based laminate-2%CS-CSNPs CIN + CIN	Whey-based laminate-2%CS + CSNPs CIN additionally coated with cinnamon ethanolic solution