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Microencapsulation of Essential Oils: A Review.
Vânia Isabel Sousa1, Joana Filipa Parente1, Juliana Filipa Marques1
1Physics Center of Minho and Porto Universities (CF-UM-PT), Campus of Azurém, University of Minho, 4804-533 Guimarães, Portugal.
Polymers
|May 14, 2022
Summary
Essential oils (EOs), volatile plant compounds, are stabilized using microencapsulation. This review covers EO extraction methods, microencapsulation techniques, and applications of these protected natural substances.
Area of Science:
- Natural Product Chemistry
- Materials Science
- Chemical Engineering
Background:
- Essential oils (EOs) are diverse volatile plant compounds with broad industrial applications.
- Their high volatility and reactivity limit their direct use.
- Microencapsulation offers a solution for stabilizing and controlling EOs.
Purpose of the Study:
- To review essential oil extraction techniques.
- To explore microencapsulation strategies and technologies for EOs.
- To provide an overview of current research and applications of microencapsulated EOs.
Main Methods:
- Literature review of essential oil extraction methods.
- Analysis of microencapsulation techniques and technologies.
- Synthesis of current research on microencapsulated EOs.
Main Results:
- Various methods exist for extracting EOs from aromatic plants.
- Microencapsulation effectively protects EOs from degradation and controls release.
- Microencapsulated EOs show significant potential across multiple industries.
Conclusions:
- Microencapsulation is a key technology for enhancing the utility of essential oils.
- Further research into microencapsulation of EOs will expand their applications.
- This review consolidates knowledge on EO microencapsulation for researchers and industry professionals.
