Metallic Nanoparticles in the Food Sector: A Mini-Review

Nanomaterials, and in particular metallic nanoparticles (MNPs), have significantly contributed to the production of healthier, safer, and higher-quality foods and food packaging with special properties, such as greater mechanical strength, improved gas barrier capacity, increased water repellency an...

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Main Authors: Cristina Couto, Agostinho Almeida
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:Foods
Subjects:
Online Access:https://www.mdpi.com/2304-8158/11/3/402
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author Cristina Couto
Agostinho Almeida
author_facet Cristina Couto
Agostinho Almeida
author_sort Cristina Couto
collection DOAJ
description Nanomaterials, and in particular metallic nanoparticles (MNPs), have significantly contributed to the production of healthier, safer, and higher-quality foods and food packaging with special properties, such as greater mechanical strength, improved gas barrier capacity, increased water repellency and ability to inhibit microbial contamination, ensuring higher quality and longer product shelf life. MNPs can also be incorporated into chemical and biological sensors, enabling the design of fast and sensitive monitoring devices to assess food quality, from freshness to detection of allergens, food-borne pathogens or toxins. This review summarizes recent developments in the use of MNPs in the field of food science and technology. Additionally, a brief overview of MNP synthesis and characterization techniques is provided, as well as of the toxicity, biosafety and regulatory issues of MNPs in the agricultural, feed and food sectors.
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spelling doaj.art-d895e433117343f68050ad4b756b7ff12023-11-23T16:30:22ZengMDPI AGFoods2304-81582022-01-0111340210.3390/foods11030402Metallic Nanoparticles in the Food Sector: A Mini-ReviewCristina Couto0Agostinho Almeida1TOXRUN–Toxicology Research Unit, University Institute of Health Sciences, CESPU, CRL, 4585-116 Gandra, PortugalLAQV/REQUIMTE, Department of Chemical Sciences, Faculty of Pharmacy, University of Porto, Rua de Jorge Viterbo Ferreira 228, 4050-313 Porto, PortugalNanomaterials, and in particular metallic nanoparticles (MNPs), have significantly contributed to the production of healthier, safer, and higher-quality foods and food packaging with special properties, such as greater mechanical strength, improved gas barrier capacity, increased water repellency and ability to inhibit microbial contamination, ensuring higher quality and longer product shelf life. MNPs can also be incorporated into chemical and biological sensors, enabling the design of fast and sensitive monitoring devices to assess food quality, from freshness to detection of allergens, food-borne pathogens or toxins. This review summarizes recent developments in the use of MNPs in the field of food science and technology. Additionally, a brief overview of MNP synthesis and characterization techniques is provided, as well as of the toxicity, biosafety and regulatory issues of MNPs in the agricultural, feed and food sectors.https://www.mdpi.com/2304-8158/11/3/402metallic nanoparticles (MNPs)foodfood packagingfood analysis
spellingShingle Cristina Couto
Agostinho Almeida
Metallic Nanoparticles in the Food Sector: A Mini-Review
Foods
metallic nanoparticles (MNPs)
food
food packaging
food analysis
title Metallic Nanoparticles in the Food Sector: A Mini-Review
title_full Metallic Nanoparticles in the Food Sector: A Mini-Review
title_fullStr Metallic Nanoparticles in the Food Sector: A Mini-Review
title_full_unstemmed Metallic Nanoparticles in the Food Sector: A Mini-Review
title_short Metallic Nanoparticles in the Food Sector: A Mini-Review
title_sort metallic nanoparticles in the food sector a mini review
topic metallic nanoparticles (MNPs)
food
food packaging
food analysis
url https://www.mdpi.com/2304-8158/11/3/402
work_keys_str_mv AT cristinacouto metallicnanoparticlesinthefoodsectoraminireview
AT agostinhoalmeida metallicnanoparticlesinthefoodsectoraminireview