Edible Films and Coatings as Food-Quality Preservers: An Overview.

Area of Science:

• Food Science and Technology
• Materials Science
• Sustainable Packaging

Background:

• Conventional food packaging faces challenges in extending shelf-life and meeting environmental/health demands.
• Current preservation techniques aim for healthier, eco-friendly products beyond simple preservation.
• Edible films and coatings are emerging as a key alternative to synthetic packaging.

Purpose of the Study:

• To review synthetic packaging materials and their regulatory limitations.
• To present the state-of-the-art in edible films and coatings for food preservation.
• To highlight the components, manufacturing, and applications of biodegradable packaging.

Main Methods:

• Overview of synthetic packaging materials and regulations.
• Analysis of edible films and coatings as alternatives.
• Examination of biopolymers, additives, and bioactive components.
• Review of manufacturing methods and product applications.

Main Results:

• Synthetic packaging has regulatory constraints.
• Edible films and coatings offer biodegradable solutions for food preservation.
• Key components include biopolymers, additives, and bioactive elements.
• Manufacturing methods and specific product applications are detailed.

Conclusions:

• Edible films and coatings are promising for extending perishable food shelf-life.
• These biodegradable alternatives address health and environmental concerns.
• Future applications include use as quality indicators for perishable products.