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Encapsulation Systems for Antimicrobial Food Packaging Components: An Update.

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Antimicrobially active packaging uses natural compounds like bacteriocins to extend food shelf-life and safety. Encapsulation strategies protect these agents, ensuring controlled release and sustained antimicrobial action in food products.

Keywords:
active packagingantimicrobialselectrospinningemulsionsencapsulationessential oilsmetal nanoparticlesnanocarriersnatural compounds

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Area of Science:

  • Food Science
  • Materials Science
  • Microbiology

Background:

  • Antimicrobially active packaging enhances food safety and shelf-life by inhibiting microbial growth.
  • There is a growing demand for eco-friendly and effective antimicrobial packaging solutions.

Purpose of the Study:

  • To provide an overview of antimicrobial agents used in active packaging.
  • To review recent trends in encapsulation strategies for antimicrobial agents.
  • To discuss the benefits and applications of encapsulation technologies in food products.

Main Methods:

  • Review of natural antimicrobial compounds (bacteriocins, bacteriophages, essential oils).
  • Analysis of encapsulation techniques (emulsions, core-shell nanofibers, cyclodextrins, liposomes).
  • Discussion of controlled release and stability of encapsulated antimicrobials.

Main Results:

  • Natural antimicrobial agents are increasingly preferred over synthetic ones.
  • Various encapsulation strategies improve the stability and efficacy of antimicrobials.
  • Encapsulation enables controlled release and sustained antimicrobial activity.

Conclusions:

  • Encapsulation technologies are crucial for developing advanced antimicrobial packaging.
  • These strategies enhance the performance and application of natural antimicrobials in food preservation.
  • Further research into encapsulation methods can lead to improved food safety and reduced waste.